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Current system
20172+1553
BKO 560 BC


Nearby doubles
9' : 20171+1601
CHE 271

10' : 20179+1553
CHE 283

11' : 20168+1543
CHE 266

11' : 20171+1604
CHE 270

13' : 20165+1601
BKO 559

14' : 20181+1555
J 553

14' : 20181+1552
CHE 289

15' : 20180+1544
CHE 284

15' : 20166+1603
CHE 264

15' : 20170+1538
CHE 269

15' : 20165+1602
BKO 558

16' : 20161+1553
CHE 254AB

16' : 20180+1543
CHE 285

16' : 20177+1539
CHE 278

16' : 20183+1556
CHE 292

16' : 20161+1552
BKO 557

17' : 20166+1606
CHE 263

18' : 20171+1536
CHE 272

18' : 20181+1605
BKO 561

19' : 20182+1604
CHE 291

20' : 20163+1538
CHE 261AB

22' : 20186+1548
CHE 295

22' : 20183+1539
CHE 293

23' : 20161+1537
CHE 255

23' : 20186+1600
BPM2102

23' : 20162+1534
CHE 257



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 20172+1553 BKO 560 BC : NOTES
 
 
discov_num notes refcode
BKO 560 Anon. 73. Bko2009d
 
 
REFERENCES
 
 
refcode metd author reference
Bko2009d C u Berko, E. 2009JDSO....5..189B
Bko2009d JDSO 5, 189, 2009
 
 
DISCOVERER
 
 
discov author
BKO Ladanyi, T. & Berko, E.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
20172+1553 BKO 560 BC 2008 1 199 1.4 13.40 15.40 N 201711.63+155219.8
20172+1553 BKO 560 BC 2023 5 200 1.8 13.40 15.40 N 201711.63+155219.8

If you need more information about this double, apply for a data request form to the WDS.