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Doubles in session


Current system
18238+5318
YSC 66
HD 169885


Nearby doubles
15' : 18244+5331
BEM 33

24' : 18221+5336
BEM 32

28' : 18259+5338
FMR 140

31' : 18207+5330
TDT 808

53' : 18265+5404
UC 3583

54' : 18182+5337
MLR 586

54' : 18298+5314
TDT 911

58' : 18176+5333
UC 3546

59' : 18221+5222
ES 648

59' : 18178+5342
UC 3547

63' : 18169+5309
CBL 76AB

68' : 18232+5425
HDS2600

93' : 18138+5341
ES 645

94' : 18174+5433
STI2372

100' : 18238+5139
ES 187AB

102' : 18133+5242
A 1376

104' : 18344+5240
BEM 34

105' : 18152+5209
ES 646

106' : 18134+5230
ES 644

109' : 18339+5221
A 1377AB

109' : 18132+5228
TDT 740

111' : 18116+5329
VBS 27

111' : 18207+5131
RAO 388

115' : 18111+5330
AG 217

117' : 18314+5144
SLE 194AB

118' : 18220+5122
UC 3560



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Binary Systems
Triple 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 18238+5318 : COMPONENTS
 
 
  A
B pa=28.9°
sep=0.77"
 
 
18238+5318 A
 
 
Componente originario normalizzato AB Name HD 169885 Coord arcsec 2000 182347.97+531803.0 Mag 6.36
Spectral class A3m (white) PmRA 24.00 PmDE -11.0 SAO 30943
HIP 90146 Tycho2 3904-00760-1 HD 169885 HR 6911
GC 25145 BD BD+53 2079
Tycho2
Tycho2 3904-00760-1 Pflag RAmdeg 275.94990786 DEmdeg 53.30083859
PmRA 23.9 PmDE -10.4 E RAmdeg 4 E DEmdeg 4
E pmRA 1.1 E pmDE 1.3 EpRAm 1991.47 EpDEm 1991.43
Num 10 Q RAmdeg 0.8 Q DEmdeg 0.5 Q pmRA 0.8
Q pmDE 0.6 BTmag 6.554 E BTmag 0.014 VTmag 6.374
E VTmag 0.010 Prox 999 TYC T HIP 90146
CCDM RAdeg 275.94981639 DEdeg 53.30086278 EpRA 1990 1.73
EpDE 1990 1.65 E RAdeg 3.7 E DEdeg 3.7 Posflg
Corr 0.0
SAO
SAO 30943 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 -0.015 Vmag 6.2 SpType A2
Double code Source 70 CatNum 25145 DM BD+53 2079
DMcomp BDsup HD 169885 M HD 0
GC 25145 RA1950rad 4.81151545 DE1950rad 0.92978407 PmRA2000 0.0009
PmDE2000 -0.014
Hipparcos
Catalog H HIP 90146 Proxy RAhms 18 23 47.95
DEdms +53 18 03.1 Vmag 6.35 VarFlag R Vmag H
RAdeg 275.95 DEdeg 53.3009 AstroRef Plx 9.59
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 169885 BD BD+53 2079
CD CP Dm number +53 2079 VIred 0.15
SpType A3m R SpType Coord arcsec 2000 182347.95+531803.1
Hipparcos 2
HIP 90146 Sn 5 So 0 Nc 1
RArad 4.8162327948 DErad 0.9302755591 Plx 9.89 PmRA 23.68
PmDE -9.55 E RArad 0.29 E DErad 0.3 E Plx 0.31
E pmRA 0.33 E pmDE 0.42 Hpmag 6.4032 E Hpmag 0.0008
SHp 0.007 VA 0 BV 0.168 E BV 0.008
VI 0.15
 
 
18238+5318 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182348.01+531803.7 Calc delta mag 6.36 Calc coord yes