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Doubles in session


Current system
18384+6332
STF 2377 AB
HD 172923


Nearby doubles
10' : 18381+6341
KPP2683

11' : 18377+6342
HU 933

14' : 18402+6326
MLR 44

17' : 18393+6348
ES 126AB

24' : 18352+6342
STF2365

29' : 18413+6311
ES 1839

38' : 18361+6405
MLB 214

38' : 18418+6402
WIS 329

39' : 18329+6343
STF2357

45' : 18396+6416
LDS2745

48' : 18439+6303
KPP4117

53' : 18338+6415
MLB 213

55' : 18426+6420
LDS2420

56' : 18462+6351
STI 861

58' : 18456+6404
ES 1840

61' : 18294+6338
KPP 414

63' : 18430+6427
UC 3653

66' : 18462+6412
HU 937

66' : 18305+6412
MLR 62

67' : 18448+6241
CFN 16

69' : 18335+6432
FAR 67AB

69' : 18411+6226
LDS2746

71' : 18367+6222
TDT 956

71' : 18473+6254
ES 127

73' : 18303+6244
LDS2415

77' : 18272+6317
TDT 876



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 18384+6332 : COMPONENTS
 
 
  A B
B pa=349.7°
sep=15.90"
 
C pa=355.7°
sep=93.81"
pa=357.0°
sep=78.01"
 
 
18384+6332 A
 
 
Name HD 172923 Coord arcsec 2000 183824.22+633158.3 Mag 6.97 Spectral class K2III (yellow-orange)
PmRA -21.00 PmDE 16.0 SAO 17963 HIP 91396
Tycho2 4219-01871-1 HD 172923 GC 25545 BD BD+63 1445
Tycho2
Tycho2 4219-01871-1 Pflag RAmdeg 279.60091181 DEmdeg 63.53286364
PmRA -19.4 PmDE 15.9 E RAmdeg 4 E DEmdeg 5
E pmRA 1.3 E pmDE 1.4 EpRAm 1991.49 EpDEm 1991.39
Num 10 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 0.8
Q pmDE 0.8 BTmag 8.326 E BTmag 0.016 VTmag 6.970
E VTmag 0.010 Prox 169 TYC T HIP 91396
CCDM A RAdeg 279.60101306 DEdeg 63.53282667 EpRA 1990 1.66
EpDE 1990 1.60 E RAdeg 4.4 E DEdeg 4.5 Posflg
Corr -0.1
SAO
SAO 17963 DelFlag RA1950 PmRA1950 -0.005
DE1950 PmDE1950 0.023 Vmag 6.9 SpType K0
Double code Source 70 CatNum 25545 DM BD+63 1445
DMcomp BDsup HD 172923 M HD 0
GC 25545 RA1950rad 4.87839375 DE1950rad 1.10804796 PmRA2000 -0.0042
PmDE2000 0.022
Hipparcos
Catalog H HIP 91396 Proxy RAhms 18 38 24.24
DEdms +63 31 58.2 Vmag 6.85 VarFlag R Vmag H
RAdeg 279.601 DEdeg 63.5328 AstroRef A Plx 5.26
CCDM 18384+6332 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 172923 BD BD+63 1445
CD CP Dm number +63 1445 VIred 1.09
SpType K0 R SpType Coord arcsec 2000 183824.24+633158.2
Hipparcos 2
HIP 91396 Sn 95 So 3 Nc 1
RArad 4.8799582899 DErad 1.1088570137 Plx 4.38 PmRA -19.91
PmDE 15.74 E RArad 0.54 E DErad 0.59 E Plx 0.56
E pmRA 0.63 E pmDE 0.69 Hpmag 7.0146 E Hpmag 0.0068
SHp 0.018 VA 0 BV 1.14 E BV 0.01
VI 1.1
CCDM
Ccdm 18384+6332 RComp Comp A Note1
Note2 Discov num DRAs 0.16 DDEs -2.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.1 Sp K0 PmNote *
PmRA -27 PmDE 13 Dm number +63 1445 Cat1 BD
Name2 +63 971 Cat2 AGK2/3 HD 172923 M HD
ADS BDS A11559 M ADS BDS N IDS IDS 18377N6326A
HIC 91396
 
 
18384+6332 B
 
 
Coord arcsec 2000 183823.80+633213.9 Mag 9.83 PmRA -19.00 PmDE 17.0
HIP 91393 Calc delta mag 2.86 Calc coord yes
Hipparcos
Catalog H HIP 91393 Proxy RAhms 18 38 23.31
DEdms +63 32 13.8 Vmag 9.83 VarFlag R Vmag H
RAdeg 279.597 DEdeg 63.5372 AstroRef B Plx 14.22
CCDM 18384+6332 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.7
SpType R SpType Coord arcsec 2000 183823.31+633213.8
Hipparcos 2
HIP 91393 Sn 95 So 3 Nc 1
RArad 4.8798900529 DErad 1.1089327479 Plx 1.66 PmRA -17.63
PmDE 11.8 E RArad 1.57 E DErad 1.64 E Plx 1.66
E pmRA 1.63 E pmDE 2.12 Hpmag 10.1632 E Hpmag 0.1034
SHp 0 VA 0 BV 0.664 E BV 0.051
VI 0.73
CCDM
Ccdm 18384+6332 RComp Comp B Note1
Note2 Discov num STF2377 DRAs -0.81 DDEs 13.1
R dRAs 10 Year 1900 Theta 340 Rho 16.5
Obs 6 Vmag 8.7 Sp PmNote *
PmRA -35 PmDE 5 Dm number Cat1
Name2 +63 970 Cat2 AGK2/3 HD M HD
ADS BDS A11559 M ADS BDS N N IDS IDS 18377N6326B
HIC 91393
 
 
18384+6332 C
 
 
Coord arcsec 2000 183823.18+633331.8 Mag 9.66 PmRA -1.00 PmDE -2.0
Tycho2 4219-01847-1 Calc delta mag 2.69 Calc coord yes
Tycho2
Tycho2 4219-01847-1 Pflag RAmdeg 279.59106657 DEmdeg 63.55892920
PmRA -3.2 PmDE -6.8 E RAmdeg 18 E DEmdeg 22
E pmRA 3.1 E pmDE 3.1 EpRAm 1990.79 EpDEm 1989.93
Num 4 Q RAmdeg 1.2 Q DEmdeg 0.7 Q pmRA 1.1
Q pmDE 0.7 BTmag 11.551 E BTmag 0.072 VTmag 9.661
E VTmag 0.026 Prox 790 TYC T HIP
CCDM RAdeg 279.59108778 DEdeg 63.55894556 EpRA 1990 1.72
EpDE 1990 1.53 E RAdeg 19.0 E DEdeg 23.6 Posflg
Corr -0.1