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Doubles in session


Current system
20157+1453
CHE 250


Nearby doubles
3' : 20158+1455
CHE 251

3' : 20155+1452
CHE 245AB

4' : 20157+1457
BKO 550

4' : 20155+1455
BKO 544

5' : 20159+1457
BKO 554

8' : 20154+1457
CHE 244

10' : 20155+1502
SMA 114

11' : 20151+1450
BPM2077

12' : 20162+1504
CHE 259

13' : 20159+1505
BKO 553

13' : 20164+1500
CHE 262

15' : 20167+1459
BPM2086

16' : 20157+1508
CHE 249AB

16' : 20150+1504
CHE 240

17' : 20162+1507
CHE 258

17' : 20157+1509
BKO 548

17' : 20158+1510
BKO 552

17' : 20146+1452
CHE 235

17' : 20160+1510
BKO 555

18' : 20148+1441
CHE 239

19' : 20146+1503
CHE 234

20' : 20148+1439
BPM2074

21' : 20145+1502
TOB 309

21' : 20143+1451
CHE 226

22' : 20169+1506
CHE 268AB

22' : 20145+1503
CHE 232



Selections
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Binocular doubles
Binary Systems
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Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 20157+1453 : COMPONENTS
 
 
  A
B pa=145.4°
sep=20.51"
 
 
20157+1453 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 201545.81+145309.2 Mag 10.24 Spectral class F0 (yellow-white)
PmRA -5.00 PmDE -2.0 Tycho2 1085-00639-1 HD 355277
Tycho2
Tycho2 1085-00639-1 Pflag RAmdeg 303.94086651 DEmdeg 14.88588852
PmRA -6.8 PmDE -3.5 E RAmdeg 21 E DEmdeg 22
E pmRA 1.4 E pmDE 1.3 EpRAm 1988.22 EpDEm 1986.29
Num 4 Q RAmdeg 0.9 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.2 BTmag 10.538 E BTmag 0.037 VTmag 10.249
E VTmag 0.039 Prox 999 TYC T HIP
CCDM RAdeg 303.94088389 DEdeg 14.88589194 EpRA 1990 1.56
EpDE 1990 1.37 E RAdeg 22.4 E DEdeg 25.2 Posflg
Corr -0.1
 
 
20157+1453 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201546.61+145252.3 Mag 13.51 PmRA 10.00
PmDE -14.0 Calc delta mag 3.27 Calc coord yes