Cúmulos Abiertos Jóvenes / Young Open Clusters
 


Chromospherically active binaries members of young open clusters (Montes, 1999, ASP Conf. Ser, "Stellar clusters and associations: convection, rotation, and dynamos")

U, V, W of Young Open Clusters from: Young stellar kinematic groups and their relation with young open clusters, star forming regions and the Gould Belt
(Montes D., 1999, in ASP Conf. Ser., "The 11th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun")


Cúmulos abiertos jóvenes cercanos bien estudiados y referecencias en cuanto a: Actividad cromosferica/coronal, rotación, abundancia de Li.

Nearby and well studied young open clusters and references about: Chromospheric/coronal activity, rotational velocities, lithium abundances (compiled by D. Montes).


Name Age (Myr) d (pc) [Fe/H] AR Dec References

Trapezium Cl.
Orion Neb. Cl.
(M42, NGC 1976)

(Orion)

- Orion Nebula
Images

25 (L)
13 (W)
5 (D)
450 (L)
399 (W)
365 (D)
- 05 32.9 -5 25

Eta Cha

(Chamaeleon)
8-12 (1) 97 (1) - 08 42 -79
  • (1) "The eta Chamaeleontis Cluster: A Remarkable New Nearby Young Open Cluster", Mamajek, Lawson & Feigelson, 1999, ApJ 516, L77
  • (2) "The Eta Chamaeleontis Cluster: Origin in the Sco-Cen OB Association", Mamajek, Lawson & Feigelson, 2000, ApJ in press)

NGC 2264
(Mel 49)

(Monoceros)

- Christmas Tree
- Cone Nebula

20 (L)
9.8 (W)
3 (D)
752 (L)
718 (D)
350 Hip(R)
-0.15 (L) 06 38.3 +9 56
  • - "Studies of extremely young cluster I. NGC 2264", Walker M.F., 1956, ApJ S 2, 365
  • - "Lithium in the Young Cluster NGC 2264", King J.R., 1998 AJ 116, 254
  • - "BVRI photometry of the star-forming region NGC 2264: the initial mass function and star-forming rate", Flaccomio E., et al., 1999, A&A 345, 521
  • - "The Evolution of the Lithium Abundances of Solar-Type Stars. IX. High-resolution spectroscopy of low-mass stars in NGC 2264", Soderblom D.R. et al., 1999, AJ 118, 1301
  • - "X-ray observations of the young cluster NGC 2264 ", Dahm et al., 2007, AJ 134, 999

IC 348
(o Persei)
(Gingrich 1, Col 41)

(Perseus)

- Embedded in the Per OB2 association (3)
- Near dark nebula Barnard 4

126 (L)
18 (W)
0.5 - 12 (2)
390 (L)
327 (W)
261 (3)
- 03 41.4 +32 08
  • (1) "ROSAT X-ray observations of the young cluster IC 348", Preibisch, T. et al., 1996, A&A 310, 456
  • (2) "The Young Cluster IC 348", Herbig G.H., 1998, ApJ 497, 736
  • (3) "IC 348 proper motion study from digitised Schmidt plates", Scholz R.-D., et al., 1999, A&AS 137, 305
  • (4) "A Variability Study of Pre-Main Sequence Stars in the Extremely Young Cluster IC 348", Herbst W., et al., 2000, AJ 120, 349
  • (5) "Deep CHANDRA X-ray observatory imaging study of the very young stellar cluster IC 348", Preibisch & Zinnecker, 2001, AJ, 122, 866
  • (6) "X-ray properties of the young stellar and substellar objects in the IC 348 cluster - the CHANDRA View", Preibisch & Zinnecker, 2002, AJ, in press

IC 2602
(theta Carinae)

(Carina)
10 (L)
23 (W)
~35
40 (D)
155 (L)
164 (W)
137 (D)
152.0Hip(R)
-0.20 (L)
-0.09±0.01 (5)
10 43.2 -64 24
  • (1) "An X-ray study of the young open cluster IC 2602", Randich S., et al., 1995, A&A 300, 134
  • (2) "Lithium abundances in the young open cluster IC 2602", Randich S., et al., 1997, A&A 323, 86
  • (3) "Rotational Velocities and Chromospheric/Coronal Activity of Low-Mass Stars in the Young Open Clusters IC 2391 and IC 2602", Stauffer J.R., et al. 1997, ApJ 479, 776
  • (4) "Rotation periods of late-type stars in the young open cluster IC 2602", Barnes S.A. et al., 1999, ApJ 516, 263
  • (5) "Li abundance and metallicity in the young open clusters IC2602 and IC2391", Meola G. et al., 2000, ASP Conf. Ser. 198, p. 285 (Palermo)
  • (6) "Membership, lithium, and metallicity in the young open clusters IC 2602 and IC 2391: enlarging the sample", Randich et al., 2001, A&A, in press

IC 2391
(o Velorum)

(Vela)
36 (L)
44 (W)
~35
50.1 (D)
53±5 LDB(6)
140 (L)
164 (W)
141 (D)
146.0Hip(R)
-0.04 (L)
-0.09±0.02 (5)
08 40.2 -53 04
  • (1) "Pre-main-sequence stars in the young cluster IC 2391", Stauffer J.R., et al., 1989, ApJ 342, 285
  • (2) "The Evolution of Rotation and Activity in Young Open Clusters: IC 2391", Patten B.M., & Simon T., 1996, ApJS 106, 489
  • (3) "Rotational Velocities and Chromospheric/Coronal Activity of Low-Mass Stars in the Young Open Clusters IC 2391 and IC 2602", Stauffer J.R., et al. 1997ApJ...479..776
  • (4) "A deep X-ray Image of IC 2391", Simon T. & Patten B.M., 1998, PASP 110, 283
  • (5) "Li abundance and metallicity in the young open clusters IC2602 and IC2391", Meola G. et al., 2000, ASP Conf. Ser. 198, p. 285 (Palermo)
  • (6) "The Lithium-Depletion Boundary and the Age of the Young Open Cluster IC 2391", Barrado y Navasqués et al., 1999, ApJ 522, L53
  • (7) "Very Low Mass Stars and Brown Dwarfs of the Young Open Cluster IC2391", Barrado y Navasqués et al., 2001, ApJS 134, 103
  • (8) "Membership, lithium, and metallicity in the young open clusters IC 2602 and IC 2391: enlarging the sample", Randich et al., 2001, A&A, 372, 862
  • (9) "Spectroscopy of Very Low Mass Stars and Brown Dwarfs in IC2391: Lithium depletion and Halpha emission", Barrado y Navasqués et al., 2004, ApJ 614, 386

delta Lyr
(Stephenson 1)

(Lyra)
25 (L)
41 (W)
315 (W) -0.10 (L) 18 51.8 +36 51
  • (1) "A Possible New Galactic Cluster Involving delta Lyrae", Stephenson C.B., 1959, PASP 71, 145
  • (1) "Photometric evidence for the existence of a delta Lyrae cluster", Eggen O.J., 1968, ApJ 152, 77

a Car
(HIP 45080)

(Carina)
60 (1) 132Hip(1) - 09 09 -58 45

Trumpler 10
(Col 203)

(Vela)

OB: Trumpler 10

47 (L)
38 (W)
32 (D)
~15 (Z)
380 (L)
338 (W)
363 (D)
365.0Hip(R)
366Hip(Z)
-0.08 (L) 08 46.0 -42 18
  • - (Z)

Collinder 140

(Canis Mayor)
22 (L)
40 (W)
40 (D)
300 (L)
347 (W)
348 (D)
409.8Hip(R)
+0.05 (L) 07 22.0 -32 06
  • -

Collinder 121

(Canis Mayor)

OB: Collinder 121

1.5 (L)
10 (W)
10 (D)
~5 (Z)
1170 (L)
573 (W)
631 (D)
556Hip(R)
592Hip(Z)
- 06 52.1 -24 34
  • - (Z)

NGC 2232
(Col 93)

(Monoceros)
22 (L)
39 (W)
71 (D)
400 (L)
316 (W)
380 (D)
324.7Hip(R)
-0.20 (L) 06 24.1 -4 43
  • -

IC 4665
(Mel 179)

(Ophiuchus)
36 (L)
38 (W)
< 40 (1)
40 (D)
430 (L)
344 (W)
327 (D)
- 17 46.3 +05 43
  • (1) "H emission fluxes and lithium abundances of low mass stars in the young open cluster IC 4665", Martín E.L., Montes, D. 1997, A&A 318, 805
  • - "X-ray Activity in the open cluster IC 4665", Giampapa M.S., Prosser C.F., Fleming T.A., 1998, ApJ 501, 624
  • "Exploring the Lower Mass Function in the young open Cluster IC 4665", de Wit, et al., 2006, A&A, 448, 189
  • S. Manzi, S. Randich, W.J. de Wit, F. Palla, "Detection of the lithium depletion boundary in the young open cluster IC 4665",
    2007, A&A, in press

NGC 2547
(Mel 84)

(Vela)
58 (L)
76 (W)
14 - 55 (1)
45 (D)
>23 LDB(2)
400 (L)
428 (W)
380 (D)
432.9Hip(R)
-0.13 (L)
-0.16 (W)
8 10 -49 13

NGC 2451 A
(Col 161)
(Puppis MG)

(Puppis)
36 (L)
100 (W)
50 (D)
220 (L)(1)
242 (W)
151 (D)
190 (2)(3)
188.7Hip(R)
-0.45 (L) 07 43.6 -37 51

NGC 2451 B

(Puppis)
< 100 400 (1)(2) - 07 -37
  • "

Blanco 1
(zeta Sculptoris)

(Sculptor)
50 (L)
71 (W)
~90 (3)
190 (L)
240 (W)
262.5Hip(R)
+0.03 (L)
+0.23±0.02(2)
+0.14 (4)
23 48 -28 07
  • (1) "Spectroscopy of the young cluster Blanco 1", Panagi P.M., et al., 1994A&A...292..439P
  • (2) "Abundance analysis and origin of the {zeta} Sculptoris open cluster", Edvardsson, B., et al., 1995, A&A 293, 75
  • (3) "Spectroscopy of the open cluster Blanco 1 II. H alpha emission as an indicator of relative age", Panagi P.M., & O'Dell M.A., 1997, A&AS 121, 213
  • (4) "Lithium in Blanco 1: Implications for Stellar Mixing", Jeffries R.D., & James D.J., 1999, ApJ, 511, 218
  • (5) "X-ray observations of the young open cluster Blanco 1", Micela G. et al., 1999, A&A 344, 83

Persei
(Melotte 20)

(Perseus)

OB: Per OB3 (Cas-Tau group)

51 (L)
79 (W)
25 (D)
>75 LDB(6)
90±10 LDB(7)
170 (L)
155 (D)
190.5Hip(R)
177Hip(Z)
+0.10 (L)
-0.054±0.046(B)
03 24 +49 51
  • (1) "Lithium in the Pleiades and Alpha Persei clusters", Boesgaard A.M., et al., 1988, ApJ 332, 410
  • (2) "Lithium in Lower Main-Sequence Stars of the alpha Persei Cluster", Balachandran S., et al., 1996, ApJ 470, 1243
  • (3) "The X-ray properties of the young open cluster around Persei", Randich, et al., 1996, A&A 305, 785
  • (4) "ROSAT Pointed Observations of the Alpha Persei Cluster", Prosser C.F., 1996, AJ 112, 1570
  • (5) "Lithium in ROSAT-discovered Candidate Members in the Alpha Persei Cluster", Randich et al., 1998 A&A 333, 591
  • (6) "The Mass and Age of Very Low Mass Members of the Open Cluster alpha Persei", Basri G. & Martín E.L., 1999, ApJ 510, 266
  • (7) "Keck Spectra of Brown Dwarf Candidates and a Precise Determination of the Lithium Depletion Boundary in the Alpha Persei Open Cluster", Stauffer J.R., et al., 1999, ApJ 527, 219
  • (8) "A Substellar Mass Function for Alpha Per", Barrado y Navascues D., et al., 2002, A&A, in press

M47
(NGC 2422, Mel 68)

(Puppis)
78 (L)
60 (W)
100 (D)
480 (L)
426 (W)
423 (D)
497.5Hip(R)
- 07 34.3 -14 23
  • - "ROSAT PSPC/HRI Observations of the Young Open Cluster NGC 2422", Barbera M., et al., 1996, csss 9, 355

Pleiades
(M45, Melotte 22)

(Taurus)
78 (L)
83 (W)
112 (D)
125±8LDB(11)
126 (L)
124 (D)
118.2Hip(R)
+0.11 (L)
-0.034±0.024(B)
-0.11 (G)
03 47.0 +24 07
  • (1) "Lithium in the Pleiades and Alpha Persei clusters", Boesgaard A.M., et al., 1988, ApJ 332, 410
  • (2) "ROSAT all-sky X-ray survey of the core region of the Pleiades cluster", Schmitt J.H.M.M., et al., 1993, A&A 277, 114
  • (3) "The Evolution of the Lithium Abundances of Solar-Type Stars. III The Pleiades", Soderblom D.R. et al., 1993, AJ 106, 1059
  • (4) "Pre-main sequence lithium burning. 2: Pleiades low mass stars", García Lopez et al., 1994, A&A 282, 518
  • (5) "A deep imaging survey of the Pleiades with ROSAT", Stauffer J.R., et al., 1994, ApJS 91, 625
  • (6) "Spectral and Temporal Characteristics of X-Ray--bright Stars in the Pleiades", Gagné M., et al., 1995, ApJ 450, 217
  • (7) "ROSAT Observations of the Pleiades. I. X-Ray Characteristics of a Coeval Stellar Population", Micela G., et al., 1996, ApJS 102, 75
  • (8) "The Evolution of the Lithium Abundances of Solar-Type Stars. VI. The End of Lithium in the Pleiades", Jones B.F., et al., 1996, AJ 112, 186
  • (9) "Keck Rotational Velocities of the Faintest Pleiades and Hyades Members",Jones B.F., et al., 1996, AJ 112, 1562
  • (10) "The Lithium Abundance Dispersion in the Pleiades?", Russell S.C., 1996, ApJ 463, 593
  • (11) "Keck Spectra of Pleiades Brown Dwarf Candidates and a Precise Determination of the Lithium Depletion Edge in the Pleiades", Stauffer J.R., et al., 1998, ApJ 499, L199
  • (12) "On the Lithium abundance dispersion in late-type Pleiades stars", Jeffries R.D., 1999, MNRAS 309, 189
  • (13) "The Lithium-Rotation Correlation in the Pleiades revisited", King, et al. 2000, AJ 119, 859
  • (14) "Rotational velocities of low-mass stars in the Pleiades and Hyades", Terndrup et al., 2000, AJ 119, 1303
  • (15) "Membership and Multiplicity among Very Low-Mass Stars and Brown Dwarfs in the Pleiades Cluster", Martín et al., 2000, ApJ in press
  • (16) "Observations of the core of the Pleiades with the Chandra X-ray Observatory", Krishnamurthi et al., 2000, AJ 121, 337
  • (17) "The Mass and Structure of the Pleiades Star Cluster from 2MASS", Adams et al., 2001, AJ (in press)
  • (18) "XMM-Newton First Observation in the Pleiades", K. R. Briggs, J. P. Pye, 2001, `Stellar Coronae in the Chandra and XMM-Newton Era'

M35
(NGC 2168)

(Gemini)
107 (L)
100 (L)
870 (L)
846 (W)
-0.16 (W) 06 05.8 +24 21

NGC 2516
(Mel 82)

(Carina)
107 (L)
62 (W)
126 (D)
~150
440 (L)
373 (L)
372 (D)
346.0Hip(R)
-0.23 (L)
+0.06 (W)
-0.32±0.06(2)
+0.05 , -0.18 (3)
07 58.3 -60 52
  • (1) "ROSAT survey of stellar X-ray sources in the young open cluster NGC 2516", Dachs J., & Hummel W., 1996, A&A 312, 818
  • (2) "An X-ray survey of the young open cluster NGC 2516", Jeffries R.D., Thurston M.R., Pye J.P., 1997, MNRAS 287, 350
  • (3) "Rotation and lithium in the late-type stars of NGC 2516", Jeffries R.D., James D.J., Thurston M.R., 1998, MNRAS 300, 550
  • (4) "Low-Mass Stars in Open Clusters. I. NGC2516 and NGC3680", Hawley, S.L., et al., 1999, AJ 117, 1341
  • (5) "Photometry and membership for low mass stars in the young open cluster NGC 2516", Jeffries R.D., et al., 2001, A&A, 375, 863
  • (6) "The open cluster NGC 2516. I. Optical photometry", Sung H., et al. 2002, AJ 123, 290
  • (7) "Rotation and activity in the solar-metallicity open cluster NGC2516", Terndrup D.M., et al., 2002, ApJ 576, 950

NGC 5460
(Mel 123)

(Centaurus)
107 (L)
115 (W)
500 (L)
587 (W)
- 14 07.6 -48 19

M34
(NGC 1039)

(Perseus)
195 (L)
182 (W)
250 (2)
440 (L)
501 (W)
-0.26 (L)
Plei (2)
02 42.0 +42 47
  • (1) "Membership of stars in NGC 1039 (M34)", Jones B.F., Prosser C.F., 1996, AJ 111, 1193
  • (2) "The Evolution of the Lithium Abundances of Solar-Type Stars. VII. M34 (NGC 1039) and the Role of Rotation in Lithium Depletion", Jones et al., 1997, AJ 114, 352
  • (3) " Rotational Studies of Late-Type Stars. VII. M34 (NGC 1039) and the Evolution of Angular Momentum and Activity in Young Solar-Type Stars", Soderblom et al., 2001, ApJ 563, 334
  • (4) "Spectroscopic Abundances of Solar-Type Dwarfs in Open Cluster M34 (NGC 1039)", Schuler S.C., et al., 2003, AJ, in press

M7
(NGC 6475)

(Scorpius)
224 (L)
129 (W)
239 (L)
280.1Hip(R)
+0.07 (W)
+0.110±0.034(2)
17 50.6 -34 48
  • (1) "An X-Ray Survey of the Open Cluster NGC 6475 (M7) With ROSAT", Prosser, C.F. et al. 1995, AJ 110, 1229
  • (2) "Rotation, activity and lithium in NGC 6475", James, D.J., Jeffries R.D., 1997, MNRAS 292, 252
  • (3) The evolution of Lithium Depletion in Young Open Clusters: NGC 6475, Sestino et al., 2003, A&A 407, 289

NGC 3532
(Mel 103)

(Carina)
347 (L)
251 (W)
500 (L)
443 (W)
404.9Hip(R)
-0.02 (W) 11 04.3 -58 24

Ursa Mayor
(Collinder 285)

(Ursa Mayor)
162 (L)
~300 (2)
20 (L)
24.3
-0.086±0.021(B) 12 03 +58
  • (1) "X-RAY studies of coeval star samples. III - X-RAY emission in the Ursa Major stream", Schmitt J.H.M.M., et al., 1990, ApJ 351, 492
  • (2) "Stellar kinematic groups. I. The Ursa Major Group", Soderblom & Mayor, 1993, AJ 105, 226
  • (3) "X-Ray Emission from the Ursa Major Group Detected in the ROSAT All Sky Survey", Stern R.A., & Schmitt J.H.M.M., 1999, Cool S.S. 11th

M39
(NGC 7092)

(Cygnus)
269 (L)
407 (W)
270 (L)
349 (W)
310.6Hip(R)
- 21 30.4 +48 13
  • -

Coma Berenices
(Melotte 111)

(Coma Berenices)
398 (L)
490 (W)
500
86 (L)
83 (W)
87.0Hip(R)
-0.03 (L)
-0.052±0.026(F)
12 22.6 +26 23
  • - "Lithium in the Coma star cluster", Boesgaard A.M., 1987, ApJ 321, 967
  • - "The evolution of the lithium abundances of solar-type stars. I - The Hyades and Coma Berenices clusters", Soderblom D.R. et al., 1990, AJ 99, 595
  • - "Coronal activity in the Coma Berenices open cluster", Randich S., et al., 1996, A&A 313, 815
  • - "The Coma Berenices star cluster and its moving group", Odenkirchen et al., 1998, New Astro. 3, 58
  • - "Lithium in the low-mass stars of the Coma Berenices open cluster"
    Jeffries R.D., 1999 MNRAS, 304, 821
  • - "Optical follow-up of ROSAT discovered candidate members of the open cluster Coma Berenices"
    García López R.J. et al., 2000, A&A 363, 958
  • - "Lithium in the Coma Berenices open cluster",
    Ford et al. 1999, 2001 A&A, in press

IC 4756
(Col 386)

(Serpens Cauda)
575 (L)
603 (W)
400 (L)
480 (W)
330.0Hip(R)
+0.04 (L)
-0.06 (W)
18 36.5 + 5 24
  • - "ROSAT HRI observations of the intermediate-age open cluster IC 4756", Randich et al., 1998 A&A 337, 372
  • "X-ray Source Populations in the Region of the Open Clusters NGC 6633 and IC 4756", K. R. Briggs et al., 2000, MNRAS (in press)

NGC 6633
(Mel 201)

(Ophiuchus)
660 (L)
457 (W)
320 (L)
383 (W)
370.4Hip(R)
-0.11 (L)
0.00 (W)
-0.11 (1)
18 25.3 + 6 32
  • (1) "Membership and lithium abundances of late-type stars in NGC 6633", Jeffries R.D., 1997, MNRAS 292, 177
  • (2) "A Search for Low Mass Members of the Young Open Cluster NGC 6633", Totten E.J. et al., 1999, Cool S.S. 11th
  • (3) "X-ray Source Populations in the Region of the Open Clusters NGC 6633 and IC 4756", K. R. Briggs et al., 2000, MNRAS (in press)
  • (4) "Membership, metallicity and lithium abundances for solar-type stars in NGC 6633", Jeffries R.D., et al., 2002, MNRAS (in press)

The Hyades
(Melotte 25)

(Tauro)
661 (L)
631 (W)
48 (L)
46.3Hip(P)
+0.12 (L)
+0.17 (W)
+0.127±0.022(B)
04 26.9 +15 52
  • - "Lithium and rotation in the Hyades F dwarfs", Boesgaard A.M., 1987, PASP 99, 1067
  • - "Lithium in the Hyades, the Hyades moving group, and Praesepe", Boesgaard A.M. & Budge K.G., 1988, ApJ 332, 410
  • - "The evolution of the lithium abundances of solar-type stars. I - The Hyades and Coma Berenices clusters", Soderblom D.R. et al., 1990, AJ 99, 595
  • - "First results from ROSAT all-sky survey observations of the Hyades cluster", Stern R.A., et al., 1992, ApJ 399, L159
  • - "Lithium in the Hyades. I - New observations", Thorburn J.A., et al., 1993, ApJ 415, 150
  • -"ROSAT X-ray luminosity functions of the Hyades dK and dM stars", Pye J.P., et al., 1994, MNRAS 266, 798
  • -"Coronal X-ray sources in the Hyades: A 40 kilosecond ROSAT pointing", Stern R.A., et al., 1994, ApJ 427, 808
  • -"ROSAT All-Sky Survey Observations of the Hyades Cluster", Stern R.A., et al., 1995, ApJ 448, 683
  • -"Chromospheric and coronal activity in low-mass Hyades dwarfs", Reid N., et al., 1995, MNRAS 272, 828
  • -"The Evolution of the Lithium Abundances of Solar-Type Stars.V. K Dwarfs in the Hyades", Soderblom D.R. et al., 1995AJ....110..729S
  • - "Keck Rotational Velocities of the Faintest Pleiades and Hyades Members", Jones B.F., et al., 1996, AJ 112, 1562
  • - "Lithium abundance in binaries of the Hyades open cluster", Barrado D., & Stauffer J.R., 1996, A&A 310, 879
  • - "Stellar Activity in Coeval Open Clusters: Praesepe and the Hyades", Barrado y Navascués et al., 1998, ApJ 506, 347
  • - "Rotational velocities of low-mass stars in the Pleiades and Hyades", Terndrup et al., 2000, AJ 119, 1303

Praesepe
(M44, NGC 2632)

(Cancer)
661 (L)
692 (W)
400-900
180 (L)
180.5Hip(R)
+0.07 (L)
+0.14 (W)
+0.038±0.039(F)
+0.17 (G)
08 40.4 +19 40
  • - "The evolution of the lithium abundances of solar-type stars. IV - Praesepe", Soderblom D.R. et al., 1993, AJ 106, 1080
  • - "A ROSAT X-ray study of the Praesepe cluster", Randich S., & Schmitt J.H.M.M., 1995, A&A 298, 115
  • - "Stellar Activity in Coeval Open Clusters: Praesepe and the Hyades", Barrado y Navascués et al., 1998, ApJ 506, 347

NGC 1901
(Bok 1)

(Dorado)

Projected against the LMC

501 (L)
832 (W)
300 (L)
415 (W)
- 05 18.0 -68 30
  • "The Stellar content of star stream I", Eggen O.J., 1996, AJ 111, 1615

NGC 752
(Mel 12)

(Andromeda)
1.1 Gyr (L)
2.7 Gyr (W)
400 (L)
364 (W)
-0.21 (L)
-0.09 (W)
01 57.8 +37 41
  • "Soft X-rays from the intermediate-age open cluster NGC 752", Belloni T., Verbunt F. 1996A&A...305..806
  • "Lithium evolution in intermediate age and old open clusters: NGC 752 revisited", Sestito, et al. 2004 A&A, in press

NGC 3680

()
1.8 Gyr (L)
~1.5 Gyr
800 (L)
938 (W)
-0.10 (W) 11 23.3 -42 58
  • "Lithium in the intermediate age cluster NGC 3680: Following Li evolution along the C-M diagram", L. Pasquini, S. Randich, R. Pallavicini, 2001, A&A, 374, 1017

M67
(NGC 2682)

(Cancer)
4.0 Gyr (L)
5.2 Gyr (W)
720 (L)
803 (L)
-0.10 (L) 08 50.4 +11 49
  • - "Lithium in M 67: evidence for spread in a solar age cluster", Pasquini L., Randich S., Pallavicini R. 1997, A&A 325, 544
  • - "Optical Identification of ROSAT sources in M 67: activity in an old cluster",
    Pasquini L., Belloni T., 1998, A&A 336, 902
  • - "Evolution of Chromospheric Activity: M67 Red Giants", Dupree A., K., Whitney B.A., Pasquini L., 1999, ApJ 520, 751
  • - "The evolution of the lithium abundances of solar-type stars. VIII. M67 (NGC 2682)",Jones B.F. et al., 1999, AJ 117, 330

(L): Lynga (1987), Catalogue of Open Cluster Data (5th Ed.)
(W): WEBDA, the Web version of BDA, The DataBase for Stars in Open Clusters (J.-C. Mermilliod, Univ. of Lausanne)
(B): Boesgaard A.M., & Friel E.D., "Chemical composition of open clusters. I - Fe/H from high-resolution spectroscopy", 1990, ApJ 351, 467
(F): Friel E.D., & Boesgaard A.M., "Chemical composition of open clusters. III - Iron and carbon in F dwarfs in Coma, Praesepe, and M67", 1992, ApJ 387, 170
(G): Grenon, M. (priv. comun.) as given by Robichon et al. 1999, ASP Conf. Ser. (Palermo), in press
(D): Dambis A.K., "Space-Age Distribution of Young Open Clusters and Observational Selection", 1999, Ast L 25, 7
LDB: Age determined by the Lithium Depletion Boundary method
Hip: d (pc) from Hipparcos data
(P): Perryman M.A.C., et al., "The Hyades: distance, structure, dynamics, and age", 1998, A&A 331, 81
(R): Robichon N., et al., "Open clusters with Hipparcos I. Mean astrometric parameters", 1999, A&A 345, 471
(Z): De Zeeuw P.T., et al. "A Hipparcos Census of the Nearby OB Associations", 1999, AJ 117, 354


Links

Open Clusters (Univ. of Lausanne)
Open Clusters ( R.D. Jeffries , Univ. of Keele)
Hyades in 3D (A. Brown)
The Pleiades (S. Gibson)
Star Clusters (G. Fahlman, Astronomy 202, Univ, of British Columbia)
Stellar clusters (B. Ryden, Astronomy 162, Ohio State Univ.)
Star Clusters and Associations (Astronomy, The cosmic journey, W.K. Hartmann, C. Impey)

The formation and evolution of young stellar clusters European Commission Research Training Network

Catálogos / Catalogs

Open clusters in the Messier Catalog (SEDS)
Other non-Messier open clusters (SEDS)
The Interactive NGC Catalog Online (SEDS)
Access NGC/IC Database ( The NGC/IC Project)
Open Clusters (The Virtual Observatory) (Mikkel Steine)

Star Clusters/Associations. III. Open Clusters Ruprecht J., Balazs B., White R.E., 1983, Soviet Astronomy 27, 358

Catalogue of Open Cluster Data (5th Ed.) (Lynga 1987) Lynga G., Lund Observatory (1987)

BDA, The DataBase for Stars in Open Clusters (J.-C. Mermilliod, Univ. of Lausanne)
WEBDA, the Web version of BDA --- WEBDA Navigation Tool

New catalogue of optically visible open clusters and candidates, DAML02 (Dias W.S., et al., A&A 2002, 389, 871)
Open Clusters and Galactic Structure (W.S. Dias) -- Version 2.3 (25/apr/2005)

Open Cluster Database (C.F. Prosser (deceased) and J.R. Stauffer)

Catalogue of open cluster parameters from UBV-data (First version)
(Loktin & Matkin. 1994, Astron. Astrophys. Trans. 4, 153) available at CDS
The homogeneous catalog of the main parameters of open star clusters
(Loktin et al. 1997, Baltic Astronomy, vol. 6,, p. 316)
The catalogue of our Galaxy open cluster parameters (Second version)
(Loktin, et al. 2001, Astron. Astrophys. Trans. in press)

Table of Open Clusters Parameters (from WEBDA) "Space-Age Distribution of Young Open Clusters and Observational Selection", (Dambis A.K., 1999, Ast L 25, 7)

List of spectroscopic binaries in open clusters (J.-C. Mermilliod, Univ. of Lausanne)

Hyades membership (Perryman+ 1998) Astron. Astrophys. 331, 81 (1998)

Boston University Open Cluster Database

Proyectos / Projects

WIYN Open Cluster Study (WOCS)

The Monitor Project IoA Cambridge
EXPLORE/OC
The RACE-OC project: Rotation and ACtivity Evolution in Open Clusters

The Cluster Collaboration's Photometric Catalogues (Exeter & Keele)

Publicaciones / Publications

Radial velocity observations of stars in open clusters (J.-C. Mermilliod, Univ. of Lausanne)

The proceedings of the Workshop ``Cool Stars in Clusters and Associations: Magnetic Activity and Age Indicators'' held in Palermo 20-23 May 1997 (MemSait Vol. 68. No. 4 - 1997, edited by G. Micela, R. Pallavicini and S. Sciortino)

Papers on X-ray emission of open clusters (compiled by G. Micela)

"X-rays from Open Clusters", R. D. Jeffries, 1999, invited review to appear in Solar and Stellar Activity: Similarities and Differences. A conference dedicated to Brendan Byrne. eds C. J. Butler, J. G. Doyle, ASP Conference Series

"Lithium depletion in open clusters", R. D. Jeffries, 2000, invited review in R. Pallavicini (ed), Stellar clusters and associations: Rotation, activity and dynamos, ASP Conference Series

Open clusters with Hipparcos I. Mean astrometric parameters N. Robichon, F. Arenou, J.-C. Mermilliod, C. Turon, 1999, A&A 345, 471

Ages, Distances, and the Initial Mass Functions of Stellar Clusters J.R. Stauffer, R.D. Jeffries, E.L. Martin, D.M. Terndrup, 2000, ASP conf S. in "11th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun," ed. R.J. Garcia Lopez, R. Rebolo, and M.R. Zapatero Osorio

Star Clusters Mark Gieles, 2006 - Doctoral thesis. Utrecht University

Congresos / Meetings

Stellar clusters and associations: convection, rotation, and dynamos
(Second "Three-Islands" Euroconference) (May 25 - 28, 1999, Mondello, Palermo, Sicily, Italy)
Abstract Booklet

"From Darkness to Light : Origin and Early Evolution of Stellar Clusters"
(3th "Three-Islands" Euroconference)
(Apr. 3-8, 2000, Cargese, Corsica, France)

Otros

IAU Commission 37: Star Clusters and Associations

The Star Clusters Young & Old Newsletter (SCYON)


Actividad estelar Stellar kinematic groups

David Montes, dmgastrax.fis.ucm.es