Eagle Creek Observatory
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Double Stars in Eridanus
The River
Here is a listing of the 80 or so best doubles in Eridanus.
The star name contains a link so you may click there to see more detailed information about this double star.
Some entries may return multiple stars, click on the one of interest and the information will be displayed.
If more than one entry is listed click on each of them to view the data. Use the Aladin Previewer to see a photograph of the star.
Click HERE for an ETX tour.

Name SAO Sep PA Mag1 Mag2 RA Dec Spect Color Comments
I 264 232450 0.8 63 8.0 8.5 01:31.6 -53:22 F5    
DELTA ERID 130686 10.4 104 7.5 8.0 01:38.8 -53:26 F0 ***  
P ERID 232490 9.6 206 6.0 6.0 01:39.8 -56:11 K5 ***  
CHI ERID 232573 4.5 202 3.5 11.0 01:55.9 -51:36 G5    
I 455 232645 5.7 202 7.5 11.0 02:08.2 -55:31 K0 ***  
HJ 3527 216019 2.0 41 7.0 7.0 02:43.3 -40:31 A0    
STF 315 148622 2.3 158 7.5 8.5 02:49.3 -10:32 G0    
BU 10 130139 2.7 99 7.0 11.0 02:50.4 -04:59 A0    
HU 811 148689 1.8 226 7.5 11.0 02:58.0 -15:51 G0    
THETA ERID   8.2 88 3.5 4.5 02:58.3 -40:18 A3/A2 ***  
9-RHO(02) ERID 130254 1.9 77 5.5 10.0 03:02.7 -07:41 K0    
STF 341 130256 8.6 226 7.5 9.5 03:03.0 -02:05 F5    
BU 1174 148739 0.8 293 7.5 11.5 03:03.5 -10:58 F8    
HJ 3548 168268 12.2 123 7.0 11.0 03:03.7 -21:21 K0/G0 ***  
BU 527   1.1 90 8.0 8.5 03:06.1 -13:26 F5    
STF 356   15.7 12 7.5 11.0 03:06.7 -13:19 F5 ***  
BU 528 130304 48.8 99 8.5 11.0 03:08.4 -03:35 F5    
BU 400   24.4 55 6.5 11.0 03:11.3 -03:48 M1 *** Primary is a carbon star
BU 84 130388 0.9 8 7.0 7.5 03:16.1 -05:54 B9   Carbon Star SAO 130391 just in field of view
HJ 3565   7.2 118 5.0 8.5 03:18.7 -18:33 F2    
TAU(04) ERID 168460 5.7 288 4.0 10.0 03:19.5 -21:44 M3 *** Primary is a Carbon Star
I 468 216292 2.1 222 7.5 10.5 03:23.5 -40:04 G0    
BU 12 148943 2.3 274 7.5 10.5 03:24.4 -13:59 A0    
STF 408 130529 1.3 329 8.0 8.0 03:30.7 -04:16 A3    
STF 411 130533 19.1 88 7.0 8.0 03:32.3 -07:04 F8   Third component sep 38.2 pa 28 mag 11
BU 534 130632 2.5 194 7.5 11.0 03:38.8 -08:30 F8    
DUN 15   7.8 328 7.5 8.0 03:39.8 -40:21 A2    
STF 436   40.1 236 7.0 8.0 03:40.9 -12:36 F2 *** Optical Double
HU 436   1.4 298 7.5 9.0 03:42.1 -17:08 F5    
HJ 3589 216459 5.2 349 6.5 10.0 03:44.1 -40:39 K0 ***  
SAO 194551 194551 7.9 212 5.0 5.5 03:48.5 -37:36 A0    
BU 401   4.5 254 7.0 11.0 03:50.2 -01:30 F2 ***  
30 ERID 130789 8.2 135 5.5 10.0 03:52.7 -05:22 B8    
32 ERID A/ B 130806/
130805
6.9 347 5.0 6.0 03:54.3 -02:57 G8/A1 ***  
BU 543   11.1 22 8.5 10.0 03:57.5 -01:09 K2 ***  
GAMMA ERID 149283 52.8 242 3.5 11.0 03:58.0 -13:30 M0 *** Optical double, primary is a Carbon Star
BU 1042   55.6 93 7.5 8.5 03:58.6 -02:39 G5   Third component sep 39.2 pa 250 mag 11
BU 1042B   1.2 34 8.5 9.5 03:58.7 -02:39 A2    
STF 487 149315 11.9 9 8.5 9.0 04:00.9 -10:26 F0    
BU 1004 194709 1.5 106 7.0 7.5 04:02.0 -34:29 G0    
STF 489 130892 3.2 197 8.5 8.5 04:02.3 -07:00 G0 ***  
I 153 194790 0.9 343 8.0 8.0 04:08.2 -32:51 A3    
STF 501 130978 29.2 296 8.5 9.5 04:08.6 -02:41 K0/A6 ***  
HJ 3628 194832 50.3 50 7.0 8.5 04:12.5 -36:09 F5   Carbon Star SAO 194819 is in field, A is a spectroscopic binary
STF 514   7.9 75 8.5 10.0 04:12.6 -06:50 K2    
HWE 10   2.0 44 8.0 8.0 04:13.0 -28:33 F8    
39 ERID 149478 6.4 146 6.0 9.0 04:14.4 -10:15 K3/G2 ***  
HJ 3632 194866 11.0 163 7.5 10.0 04:15.1 -30:04 A2    
ADS 3093   82.8 105 4.5 9.5 04:15.3 -07:39 K9 *** Nice tripple system
BU 548 149503 6.2 345 7.0 11.5 04:16.6 -10:05 A2    
STF 527   6.0 193 8.0 10.5 04:19.0 -07:25 F0 ***  
HJ 3642   6.0 159 6.5 8.5 04:19.0 -33:54 A2    
BU 744 169368 0.7 290 7.5 8.5 04:21.5 -25:43 F2 ***  
STF 536 131150 1.6 178 8.0 8.8 04:22.2 -04:41 A5    
HJ 342   17.4 235 8.0 9.0 04:23.3 -05:00 K2 ***  
STF 544   2.8 351 8.5 9.0 04:24.7 -08:45 G0    
SAO 194996b 194996b 3.7 281 10.0 11.5 04:24.9 -34:45 F5    
SAO 194996 194996 42.2 198 6.5 10.0 04:25.0 -34:45 F5    
BU 403   1.5 92 7.5 9.0 04:25.7 -02:13 F8    
BU 184 169475 1.5 252 6.0 7.0 04:28.0 -21:30 F5    
BU 69 89397 7.0 351 8.0 9.0 04:28.9 -25:11 G5 ***  
STF 560 149703 39.8 44 6.5 9.5 04:31.4 -13:38 A2    
46 ERID 131309 1.5 56 6.0 11.0 04:33.9 -06:44 B9 *** Carbon Star SAO 131317 in field
HJ 3664   21.6 192 7.5 11.0 04:34.9 -25:02 F5    
STF 570 131334 12.8 259 7.0 8.0 04:35.3 -09:43 A0    
STF 571   17.7 258 6.5 11.0 04:36.0 -03:36 B9    
STF 576   12.4 172 6.5 7.0 04:38.0 -13:02 A0    
53 ERID 149781 0.7 52 4.0 7.0 04:38.2 -14:18 K2 ***  
BU 1236 149777 1.4 99 7.5 10.5 04:39.7 -21:15 G5 *** Third component sep 40.4 pa 314 mag 8.5 is a Carbon Star (Spec K0)
HWE 11   3.4 99 8.5 9.0 04:39.8 -19:53 G0    
55 ERID   9.2 317 7.0 7.0 04:43.6 -08:47 G8/F2 ***  
STF 596   1.1 263 7.5 11.5 04:45.8 -11:56 F0 ***  
BU 186 131476 1.1 192 8.0 11.0 04:46.0 -06:59 G0 ***  
BU 316 131563 1.1 181 8.0 8.0 04:52.8 -05:17 F8    
62 ERID 131614 67.3 78 6.0 8.0 04:56.4 -05:10 B9 ***  
STF 631 150076 5.5 106 7.5 8.0 05:00.7 -13:30 A0    
STF 624   28.6 89 9.0 9.5 05:02.7 -05:45 A0    
STF 636   3.7 102 7.5 8.5 05:03.0 -08:39 B9    
66 ERID 131777 52.8 9 6.0 9.0 05:06.8 -04:39 B9   Carbon Star SAO 131775 in field
STF 649 131807 21.6 72 7.0 8.5 05:08.3 -08:40 B8    

Image created using TheSky 4.0 Level IV
available from Bisque Software


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Some information gathered from Burgham's Celestial Handbooks and converted to J2000, other from my own observations.
Page 2003 Kevin Muenzler, Eagle Creek Observatory.