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Doubles in session


Current system
20178+1417
BPM 2094 BC


Nearby doubles
12' : 20177+1429
BPM2092

15' : 20174+1430
BPM2089

21' : 20171+1434
BPMA244

23' : 20178+1440
CHE 282

24' : 20166+1431
BPM2085

26' : 20173+1443
CHE 275

27' : 20163+1407
BPM2082

27' : 20175+1444
CHE 277

28' : 20188+1442
CHE 300

29' : 20178+1350
BRT1340

30' : 20186+1444
CHE 296

31' : 20200+1412
BPM2115

31' : 20172+1446
BPM2088

33' : 20179+1344
OL 174

33' : 20190+1447
GWP2937

35' : 20181+1452
BPM2096

36' : 20163+1353
BPM2081

38' : 20204+1427
BPM2120

41' : 20190+1456
CHE 303

41' : 20152+1357
J 3066AB

43' : 20163+1343
BPM2083

43' : 20180+1501
CHE 287

45' : 20177+1503
CHE 279

45' : 20167+1459
BPM2086

46' : 20203+1350
BPM2118

46' : 20204+1447
BPM2119



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 20178+1417 : COMPONENTS
 
 
  A B
B pa=68.6°
sep=116.50"
 
C pa=87.3°
sep=56.53"
pa=232.4°
sep=65.57"
 
 
20178+1417 A
 
 
Coord arcsec 2000 201748.59+141712.2 Mag 14.36 PmRA 4.00 PmDE -2.0
 
 
20178+1417 B
 
 
Coord arcsec 2000 201756.05+141754.8 Coord calc 201756.05+141754.8 Mag 15.28 PmRA 0.00
PmDE -3.0 Calc delta mag 0.92
 
 
20178+1417 C
 
 
Coord arcsec 2000 201752.47+141714.8 Mag 14.89 PmRA 2.00 PmDE -5.0
Calc delta mag 0.53 Calc coord yes