CLUSTER MASTER LIST
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CLUSTER NAME RA (1950) Dec Ref RA(J2000.0)Dec Ref distance Ref m-M EB-V log age Ref ST Diameter Ref # Members Ref Non-Mem [Fe/H] Stars Sigma [Fe/H] Stars Sigma Ref Cluster Name
arcmin
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Collinder 285 14 40.3 +69 47 a 14 41.1 +69 34 c 25 (25) a,c 1.99 0.00 8.30 (8.300) a,c A0 0 (1400) a,c ---- -- --- -0.08 0.06 ----- i Collinder 285
* Hyades (Melotte 25) 04 24.0 +15 45 a 04 26.9 +15 52 b 48 (45) a,c 3.44 0.01 8.80 (8.896) a,c A2 330 (330) a,c 1305 -- f 224 +0.175 4 0.034 +0.13 0.06 h,i Hyades (Melotte 25)
* TW Hydrae 66 34
Coma Ber (Melotte 111) 12 22.6 +26 23 a 12 25.1 +26 06 b 83 (96) a,c 4.63 0.01 8.69 (8.652) a,c A0 120 (120) a,c 464 (30) f,c 129 -0.03 -0.05 0.06 j,i Coma Ber (Melotte 111)
* Pleiades (Melotte 22) 03 44.0 +23 58 a 03 47.0 +24 07 b 126 (150) a,c 5.63 0.04 7.92 (8.131) a,c B5 120 (120) a,c 2119 (50) f,c 155 +0.11 -0.03 0.06 j,i Pleiades (Melotte 22)
* IC 2391 08 38.8 -52 53 a 08 40.2 -53 04 b 164 (175) a,c 6.11 0.01 7.64 (7.661) a,c B3 60 (60) a,c 369 (19) f,c 49 -0.04 -0.09 0.06 j,i IC 2391
* IC 2602 10 41.4 -64 08 a 10 43.2 -64 08 b 164 (161) a,c 6.23 0.05 7.36 (7.507) a,c B0 100 (100) a,c 403 (22) f,c 62 -0.20 -0.09 0.06 j,i IC 2602
Alpha Persei (Melotte 20) 03 18.5 +48 26 a 03 22.0 +48 37 b 170 (185) a,c 6.44 0.09 7.90 (7.854) a,c B2 300 (300) a,c 408 -- f 157 +0.10 -0.05 0.06 j,i Alpha Persei (Melotte 20)
Praesepe (NGC 2632) 08 37.2 +20 10 a 08 40.4 +19 40 b 179 (187) a,c 6.33 0.02 8.84 (8.863) a,c A0 70 (70) a,c 1698 (70) f,c 196 +0.142 4 0.069 +0.04 0.06 h,i Praesepe (NGC 2632)
Collinder 359 17 58.6 +02 54 a 18 01.1 +02 54 b 188 (249) a,c 6.98 0.19 7.47 (7.506) a,c B3 0 (240) a,c 13 (30) f,c --- ---- ----- Collinder 359
IC 0348 03 41.4 +32 08 a 03 44.5 +32 17 b 327 (385) a,c 9.56 0.62 7.26 (7.641) a,c B6 7 (7) a,c 521 (11) f,c --- ---- ----- IC 0348
* NGC 0752 01 54.8 +37 26 a 01 57.8 +37 41 b 364 (457) a,c 7.97 0.05 9.43 (9.050) a,c A2 75 (75) a,c 550 (50) f,c 18 -0.16 6 0.040 -0.09 0.06 h,i NGC 0752
* NGC 1976 (Orion ONC) 05 32.9 -05 25 a 05 35.2 -05 24 b 399 (399) a,c 8.16 0.05 7.11 (7.110) a,c O6 47 (47) a,c 6487 (22) f,c 42 ---- ----- NGC 1976
Collinder 121 06 52.1 -24 34 a 06 54.2 -24 38 b 573 (471) a,c 9.08 0.09 7.00 (7.054) a,c B3 89 (89) a,c 47 (60) f,c --- ---- ----- Collinder 121
Turner 1 19 47.0 +27 10 a 19 49.1 +27 18 c 643 (1675) a,c 10.94 0.48 9.70 (7.460) a,c -- 4 (4) a,c 20 -- f --- ---- ----- Turner 1
Stock 7 02 25.9 +60 26 a 02 29.6 +60 39 c 674 (698) a,c 11.13 0.62 6.74 (7.214) a,c B2 5 (5) a,c 15 (2) f,c --- ---- ----- Stock 7
NGC 3680 11 23.3 -42 58 a 11 25.7 -43 15 b 735 (938) a,c 9.59 0.08 9.53 (9.077) a,c -- 6 (5) a,c 800 (14) f,c 73 -0.121 8 0.051 -0.06 0.08 h,i NGC 3680
IC 4651 k 17 20.8 -49 54 a 17 24.7 -49 57 b 789 (888) a,c 9.90 0.13 9.52 (9.057) a,c -- 10 (10) a,c 17640 (19) f,c 116 +0.095 11 0.053 -0.00 0.09 h,i IC 4651 *
* NGC 2682 (M67) 08 47.7 +12 00 a 08 51.3 +11 50 b 803 (908) a,c 9.75 0.07 9.72 (9.409) a,c B8 25 (25) a,c 1829 (30) f,c 10 -0.000 25 0.092 +0.02 0.06 h,i NGC 2682 (M67)
* STILL ON MASSIF PROGRAM
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CLUSTER STATUS UNDER DEBATE
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Collinder 399 l 19 23.2 +20 05 a 19 25.4 +20 11 b 130 (1291)a,c,d 5.57 0.00 8.30 (8.205) a,c A0 e 89 (89) a,c 40 (35) g,c --- ---- ----- Collinder 399 ***
Ruprecht 46 m 07 59.9 -19 20 a 08 02.2 -19 28 c 752 (752) a,c 9.61 0.07 9.60 (9.600) a,c -- 3 (3) a,c 8 -- f --- -0.20 -0.04 0.15 j,i Ruprecht 46 **
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Notes:
a WEBDA http://obswww.unige.ch/webda/dist_list
b SIMBAD
c Optically Visible Open Clusters Catalogue -- Dias, et al. 2002
d General Agreement with Distance of ~130pc (Hall,D.S., Vanlandingham, F.G. 1970PASP...82..640H)
e (Hall,D.S., Vanlandingham, F.G. 1970PASP...82..640H)
f WEBDA http://obswww.unige.ch/webda/dist_list Star counts taken from available data--data type Positions
g Lynga info obtained at http://www.obswww.unige.ch/webda/cgi-bin/frame_list.cgi?cr399
h Twarog B.A., Ashman K.M., Anthony-Twarog B.J. 1997, AJ 114, 2556
i Gratton R. 2000, ASP Conf. Ser. 198, 225
j WEBDA http://obswww.unige.ch/webda/dist_list Metallicities taken from Parameters list for available clusters.
k See Meibom,S., Andersen,J., Nordstrom,B. 2002A&A...386..187M
l Claim that Col399 is NOT a cluster based on Hipparcos and ACT data (Baumgardt,H. 1998A&A...340..402B)
m Claim that Ruprecht 46 is NOT a cluster (Carraro,G., Patat,F. 1995MNRAS.276..563C)