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Doubles in session


Current system
20161+1552
BKO 557


Nearby doubles
1' : 20161+1553
CHE 254AB

11' : 20165+1601
BKO 559

12' : 20165+1602
BKO 558

14' : 20166+1603
CHE 264

14' : 20151+1552
BKO 543

15' : 20168+1543
CHE 266

15' : 20163+1538
CHE 261AB

15' : 20151+1555
CHE 241

16' : 20161+1537
CHE 255

16' : 20166+1606
CHE 263

16' : 20172+1553
CHE 273AB

17' : 20157+1537
CHE 247

17' : 20158+1536
BKO 551

17' : 20171+1601
CHE 271

17' : 20159+1535
CHE 252

18' : 20154+1538
CHE 243AB

18' : 20162+1535
CHE 256

18' : 20162+1534
CHE 257

19' : 20171+1604
CHE 270

19' : 20157+1534
BKO 547

20' : 20170+1538
CHE 269

21' : 20153+1535
CHE 242

23' : 20147+1602
CHE 236

23' : 20171+1536
CHE 272

23' : 20148+1605
CHE 238

24' : 20146+1600
CHE 233



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20161+1552 BKO 557

 
 
20h 16m 05.29s +15° 52' 18.2" P.A. 347.00 sep 5.6 mag 12.70,14.00
 
 
Coord 2000 20161+1552 Discov num BKO 557 Comp Coord arcsec 2000 20 16 05.29 +15 52 18.2
Date first 1998 Date last 2015 Obs 7
Pa first 349 Pa last 347 P.A. Now (θ) 347°
Sep first 5.5 Sep last 5.576 Sep. Now (ρ) 5.576"
Mag pri 12.70 Mag sec 14.00 delta mag (ΔM) 1.3 Spectral class
Pri motion ra -001 Sec motion ra
Pri motion dec -011 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1808438036309997312