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Doubles in session


Current system
20306+5439
MLR 589
HD 235261


Nearby doubles
8' : 20298+5436
STI2536

22' : 20284+5430
STF2693

30' : 20331+5420
STI2539

31' : 20278+5456
TDT2293

33' : 20301+5407
TDS1077

41' : 20312+5519
A 1678

41' : 20281+5513
STI2533

41' : 20354+5435
STI2543

42' : 20315+5520
TDS1079

43' : 20264+5500
STI2528

45' : 20255+5441
HJ 1516AB

45' : 20358+5435
ES 991AB

46' : 20255+5434
GIC 157

48' : 20252+5437
STI2524

52' : 20257+5508
A 1429

52' : 20247+5446
TDT2247

54' : 20264+5402
FRK 9

55' : 20368+5431
TDT2419

57' : 20369+5429
STI2545

60' : 20375+5437
STI2546

61' : 20376+5429
KPP2376

62' : 20280+5343
TDT2298

62' : 20260+5526
STI2527

62' : 20239+5420
HDS2914

63' : 20244+5509
TDT2241

65' : 20351+5524
STI2542



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 20306+5439 : COMPONENTS
 
 
  A
B pa=325.3°
sep=1.28"
 
 
20306+5439 A
 
 
Componente originario normalizzato AB Name HD 235261 Coord arcsec 2000 203038.84+543907.2 Mag 10.14
Spectral class F5 (yellow-white) PmRA -8.00 PmDE -19.0 SAO 32643
Tycho2 3954-01708-1 HD 235261 DM BD+54 2365
Tycho2
Tycho2 3954-01708-1 Pflag P RAmdeg 307.66181455 DEmdeg 54.65199494
PmRA -8.1 PmDE -19.2 E RAmdeg 25 E DEmdeg 23
E pmRA 3.4 E pmDE 3.3 EpRAm 1991.07 EpDEm 1991.20
Num 3 Q RAmdeg 0.2 Q DEmdeg 1.2 Q pmRA 0.1
Q pmDE 1.2 BTmag 10.483 E BTmag 0.038 VTmag 10.138
E VTmag 0.039 Prox 17 TYC T HIP
CCDM RAdeg 307.66191139 DEdeg 54.65200778 EpRA 1990 1.70
EpDE 1990 1.76 E RAdeg 24.7 E DEdeg 23.3 Posflg D
Corr 0.0
SAO
SAO 32643 DelFlag RA1950 PmRA1950 0.0001
DE1950 PmDE1950 -0.019 Vmag 9.2 SpType F5
Double code Source 37 CatNum 6617 DM BD+54 2365
DMcomp BDsup HD 235261 M HD 0
GC RA1950rad 5.36394834 DE1950rad 0.95090468 PmRA2000 0.0006
PmDE2000 -0.021
 
 
20306+5439 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203038.76+543908.3 Mag 11.23 PmRA -8.00
PmDE -19.0 Tycho2 3954-01708-2 Calc delta mag 1.09 Calc coord yes
Tycho2
Tycho2 3954-01708-2 Pflag P RAmdeg 307.66181455 DEmdeg 54.65199494
PmRA -8.1 PmDE -19.2 E RAmdeg 25 E DEmdeg 23
E pmRA 3.4 E pmDE 3.3 EpRAm 1991.07 EpDEm 1991.20
Num 3 Q RAmdeg 0.2 Q DEmdeg 1.2 Q pmRA 0.1
Q pmDE 1.2 BTmag 12.167 E BTmag 0.169 VTmag 11.230
E VTmag 0.101 Prox 17 TYC HIP
CCDM RAdeg 307.66130222 DEdeg 54.65230139 EpRA 1990 1.71
EpDE 1990 1.76 E RAdeg 69.3 E DEdeg 65.6 Posflg D
Corr 0.0