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Doubles in session


Current system
23217+4204
BKO 670


Nearby doubles
6' : 23220+4207
BKO 671

7' : 23223+4204
CHE 437AB

12' : 23225+4211
CHE 438

16' : 23227+4215
CHE 442

17' : 23212+4219
COU1647

18' : 23226+4150
CHE 440

20' : 23230+4218
CHE 444

21' : 23225+4146
CHE 439

22' : 23218+4226
CHE 436

25' : 23237+4155
CHE 448

26' : 23227+4142
CHE 443

28' : 23234+4224
CHE 447

29' : 23222+4233
HJ 1872

31' : 23227+4233
BKO 672AB

32' : 23195+4225
COU1645

32' : 23234+4230
BKO 674

35' : 23244+4221
CHE 449

36' : 23234+4234
CHE 446

37' : 23245+4223
CHE 450AB

40' : 23249+4149
CHE 453AB

41' : 23250+4220
CHE 455

42' : 23246+4139
CHE 452

44' : 23198+4243
COU1646

47' : 23234+4246
BKO 673

47' : 23257+4155
KPP 530

48' : 23234+4248
CHE 445



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Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

23217+4204 BKO 670

 
 
23h 21m 41.08s +42° 04' 16.7" P.A. 355.00 sep 8.5 mag 13.70,13.80
 
 
Coord 2000 23217+4204 Discov num BKO 670 Comp Coord arcsec 2000 23 21 41.08 +42 04 16.7
Date first 1998 Date last 2015 Obs 7
Pa first 356 Pa last 355.4 P.A. Now (θ) 355.4°
Sep first 8.8 Sep last 8.471 Sep. Now (ρ) 8.471"
Mag pri 13.70 Mag sec 13.80 delta mag (ΔM) 0.1 Spectral class
Pri motion ra -008 Sec motion ra -017
Pri motion dec -003 Sec motion dec -046
Notes
rPM=0.896
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Andromeda Gaia DR2 1924589418164612480