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Doubles in session


Current system
19487+3519
STT 387
HD 187458


Nearby doubles
8' : 19492+3514
SEI 688

10' : 19495+3517
SEI 689

10' : 19480+3513
BU 1473AB

12' : 19479+3526
ALI 163

18' : 19477+3531
ES 2244

19' : 19478+3533
ES 2245

24' : 19493+3542
POP 100

29' : 19496+3545
POP 101AB

29' : 19486+3450
HU 682

30' : 19469+3500
TDT1737

31' : 19497+3547
POP 102AB

33' : 19496+3448
SEI 690

33' : 19467+3504
GYL 91

34' : 19494+3446
BKO 519

36' : 19490+3443
SEI 686

36' : 19513+3535
SEI 702

39' : 19493+3441
BKO 518

40' : 19459+3501
H 5 137AB

41' : 19476+3557
ES 2182

41' : 19498+3558
POP 104AB

42' : 19467+3552
HU 681

42' : 19518+3501
SEI 705

43' : 19471+3441
GRV 277

44' : 19503+3558
DAM 182AB

45' : 19512+3551
ES 2246

46' : 19510+3443
SEI 697



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 19487+3519 : COMPONENTS
 
 
  A
B pa=95.4°
sep=0.38"
 
 
19487+3519 A
 
 
Componente originario normalizzato AB Name HD 187458 Coord arcsec 2000 194843.81+351841.3 Mag 7.12
Spectral class F6V (yellow-white) PmRA 74.00 PmDE 63.0 SAO 68893
HIP 97477 Tycho2 2677-00745-1 HD 187458 HR 7550
GC 27432 ADS 12972 BD BD+34 3727
Tycho2
Tycho2 2677-00745-1 Pflag RAmdeg 297.18254617 DEmdeg 35.31141530
PmRA 73.9 PmDE 63.4 E RAmdeg 4 E DEmdeg 4
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.24 EpDEm 1991.47
Num 13 Q RAmdeg 1.2 Q DEmdeg 1.5 Q pmRA 1.3
Q pmDE 1.5 BTmag 7.215 E BTmag 0.015 VTmag 6.762
E VTmag 0.010 Prox 999 TYC T HIP 97477
CCDM AB RAdeg 297.18233111 DEdeg 35.31126806 EpRA 1990 1.46
EpDE 1990 1.66 E RAdeg 4.0 E DEdeg 3.7 Posflg P
Corr 0.2
SAO
SAO 68893 DelFlag RA1950 PmRA1950 0.0067
DE1950 PmDE1950 0.063 Vmag 6.5 SpType F5
Double code Source 70 CatNum 27432 DM BD+34 3727
DMcomp BDsup HD 187458 M HD 0
GC 27432 RA1950rad 5.17866973 DE1950rad 0.61408286 PmRA2000 0.007
PmDE2000 0.062
Hipparcos
Catalog H HIP 97477 Proxy H RAhms 19 48 43.75
DEdms +35 18 40.7 Vmag 6.66 VarFlag R Vmag H
RAdeg 297.182 DEdeg 35.3113 AstroRef A Plx 14.99
CCDM 19487+3519 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 154 Rho 0.653 HD 187458 BD BD+34 3727
CD CP Dm number +34 3727 VIred 0.51
SpType F4V R SpType Coord arcsec 2000 194843.75+351840.7
Hipparcos 2
HIP 97477 Sn 15 So 3 Nc 2
RArad 5.1868095785 DErad 0.6162986252 Plx 15.7 PmRA 69.56
PmDE 61.72 E RArad 0.48 E DErad 0.71 E Plx 0.66
E pmRA 0.53 E pmDE 0.84 Hpmag 6.7553 E Hpmag 0.0006
SHp 0.007 VA 0 BV 0.437 E BV 0.013
VI 0.51
CCDM
Ccdm 19487+3519 RComp Comp A Note1
Note2 Discov num DRAs 1.79 DDEs -18.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.9 Sp F5 PmNote *
PmRA 71 PmDE 85 Dm number +34 3727 Cat1 BD
Name2 +35 1879 Cat2 AGK2/3 HD 187458 M HD
ADS BDS A12972 M ADS BDS N IDS IDS 19450N3504A
HIC 97477
 
 
19487+3519 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 194843.84+351841.3 Mag 7.9 PmRA 74.00
PmDE 63.0 Calc delta mag 0.78 Calc coord yes
CCDM
Ccdm 19487+3519 RComp Comp B Note1 *
Note2 Discov num STT 387 DRAs DDEs
R dRAs Year 1944 Theta Rho
Obs 99 Vmag 7.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12972 M ADS BDS N IDS IDS 19450N3504B
HIC 97477