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Doubles in session


Current system
20154+1538
CHE 243 AB


Nearby doubles
3' : 20153+1535
CHE 242

5' : 20157+1537
CHE 247

7' : 20157+1534
BKO 547

7' : 20158+1536
BKO 551

8' : 20159+1535
CHE 252

11' : 20161+1537
CHE 255

12' : 20156+1527
BKO 546

12' : 20162+1535
CHE 256

13' : 20156+1526
HDS2887AB

13' : 20162+1534
CHE 257

13' : 20163+1538
CHE 261AB

14' : 20145+1541
CHE 231

14' : 20151+1552
BKO 543

16' : 20144+1533
CHE 229

18' : 20161+1552
BKO 557

18' : 20151+1555
CHE 241

19' : 20161+1553
CHE 254AB

19' : 20157+1520
CHE 248

19' : 20160+1521
CHE 253

22' : 20168+1543
CHE 266

22' : 20145+1555
CHE 230AB

24' : 20139+1529
CHE 220

24' : 20141+1553
BPM2068

24' : 20170+1538
CHE 269

25' : 20139+1549
CHE 219

25' : 20171+1536
CHE 272



Selections
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Binocular doubles
Binary Systems
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 20154+1538 : COMPONENTS
 
 
  A B
B pa=220.5°
sep=23.64"
 
C pa=204.2°
sep=26.44"
pa=143.6°
sep=7.64"
 
 
20154+1538 A
 
 
Coord arcsec 2000 201523.34+153815.3 Mag 10.91 PmRA -2.00 PmDE -4.0
Tycho2 1618-01401-1 HD 355245
Tycho2
Tycho2 1618-01401-1 Pflag RAmdeg 303.84726257 DEmdeg 15.63761358
PmRA -1.2 PmDE -5.3 E RAmdeg 35 E DEmdeg 31
E pmRA 1.6 E pmDE 1.5 EpRAm 1983.97 EpDEm 1981.41
Num 4 Q RAmdeg 1.3 Q DEmdeg 1.3 Q pmRA 1.2
Q pmDE 1.3 BTmag 11.247 E BTmag 0.065 VTmag 10.905
E VTmag 0.072 Prox 999 TYC T HIP
CCDM RAdeg 303.84726972 DEdeg 15.63761583 EpRA 1990 1.61
EpDE 1990 1.45 E RAdeg 39.8 E DEdeg 44.9 Posflg
Corr -0.1
 
 
20154+1538 B
 
 
Coord arcsec 2000 201522.28+153757.3 Mag 13.52 PmRA -18.00 PmDE 11.0
Calc delta mag 2.61 Calc coord yes
 
 
20154+1538 C
 
 
Coord arcsec 2000 201522.59+153751.2 Mag 13.52 PmRA 9.00 PmDE -29.0
Calc delta mag 2.61 Calc coord yes