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Current system
17320+0249
BU 1538 DE


Nearby doubles
6' : 17314+0243
A 2386

17' : 17331+0243
BAL1939

22' : 17327+0251
HDS2475

24' : 17309+0226
BAL1938

40' : 17328+0322
KPP2639

45' : 17313+0333
LDS4749

46' : 17342+0235
BAL1940

49' : 17285+0224
A 2246

51' : 17336+0325
TDT 411

59' : 17283+0212
A 2245AB

61' : 17308+0349
A 2247

63' : 17352+0228
TDS 874

66' : 17345+0335
BAL2443

72' : 17293+0353
BAL2442

74' : 17269+0219
A 2243

77' : 17269+0326
BAL2441

79' : 17319+0408
BAL2893

84' : 17362+0207
TDT 430

86' : 17364+0326
UC 3373

89' : 17262+0205
BAL1937

91' : 17353+0356
A 2248

92' : 17253+0239
GWP2711

94' : 17258+0207
CSN 8

96' : 17348+0130
J 2507

100' : 17265+0142
KPP 605

103' : 17357+0409
A 2985AB



Selections
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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 17320+0249 : COMPONENTS
 
 
  A B C D
B pa=352.6°
sep=1.01"
 
C pa=239.9°
sep=50.46"
pa=238.8°
sep=50.86"
 
D pa=269.4°
sep=647.40"
pa=269.3°
sep=647.28"
pa=271.7°
sep=604.00"
 
E pa=269.2°
sep=646.77"
pa=269.1°
sep=646.65"
pa=271.5°
sep=603.27"
pa=164.1°
sep=2.42"
 
 
17320+0249 A
 
 
Var name V2373 Oph Coord arcsec 2000 173202.86+024925.4 Mag 7.74 Spectral class B5V (blue-white)
PmRA 3.00 PmDE -13.0 SAO 122481 HIP 85812
Tycho2 0418-01447-1 HD 158976 GC 23746 ADS 10614
BD BD+02 3341
Tycho2
Tycho2 0418-01447-1 Pflag P RAmdeg 263.01196996 DEmdeg 2.82374270
PmRA 3.0 PmDE -12.9 E RAmdeg 4 E DEmdeg 5
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.55 EpDEm 1991.15
Num 6 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.3
Q pmDE 1.2 BTmag 7.689 E BTmag 0.015 VTmag 7.735
E VTmag 0.011 Prox 10 TYC T HIP 85812
CCDM A RAdeg 263.01197278 DEdeg 2.82372556 EpRA 1990 1.66
EpDE 1990 1.34 E RAdeg 4.3 E DEdeg 5.2 Posflg D
Corr 0.1
SAO
SAO 122481 DelFlag RA1950 PmRA1950 0.0011
DE1950 PmDE1950 -0.027 Vmag 7.4 SpType B8
Double code Source 70 CatNum 23746 DM BD+02 3341
DMcomp BDsup HD 158976 M HD 0
GC 23746 RA1950rad 4.5794854 DE1950rad 0.04989925 PmRA2000 0.0013
PmDE2000 -0.026
Hipparcos
Catalog H HIP 85812 Proxy H RAhms 17 32 02.87
DEdms +02 49 25.4 Vmag 7.41 VarFlag 2 R Vmag H
RAdeg 263.012 DEdeg 2.82372 AstroRef A Plx 1.6
CCDM 17320+0249 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 348 Rho 1.018 HD 158976 BD BD+02 3341
CD CP Dm number +02 3341 VIred -0.02
SpType B8 R SpType Coord arcsec 2000 173202.87+024925.4
Hipparcos 2
HIP 85812 Sn 15 So 3 Nc 2
RArad 4.5904248384 DErad 0.0492832859 Plx 2.1 PmRA -1.01
PmDE -9.04 E RArad 0.88 E DErad 0.48 E Plx 1
E pmRA 1.14 E pmDE 0.49 Hpmag 7.4021 E Hpmag 0.0032
SHp 0.023 VA 1 BV -0.054 E BV 0.014
VI -0.03
CCDM
Ccdm 17320+0249 RComp Comp A Note1
Note2 Discov num DRAs 2.79 DDEs 23.6
R dRAs 65 Year Theta Rho
Obs 3 Vmag 7.9 Sp B8 PmNote *
PmRA -2 PmDE -8 Dm number 2 3341 Cat1 BD
Name2 +02 2104 Cat2 AGK2/3 HD 158976 M HD
ADS BDS A10614 M ADS BDS N IDS IDS 17270N0254A
HIC 85812
 
 
17320+0249 B
 
 
Coord arcsec 2000 173202.85+024926.4 Mag 8.82 PmRA 3.00 PmDE -13.0
Tycho2 0418-01447-2 Calc delta mag 1.08 Calc coord yes
Tycho2
Tycho2 0418-01447-2 Pflag P RAmdeg 263.01196996 DEmdeg 2.82374270
PmRA 3.0 PmDE -12.9 E RAmdeg 4 E DEmdeg 5
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.55 EpDEm 1991.15
Num 6 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.3
Q pmDE 1.2 BTmag 8.851 E BTmag 0.018 VTmag 8.820
E VTmag 0.016 Prox 10 TYC HIP 85812
CCDM B RAdeg 263.01191444 DEdeg 2.82400417 EpRA 1990 1.64
EpDE 1990 1.36 E RAdeg 7.1 E DEdeg 9.1 Posflg D
Corr 0.1
CCDM
Ccdm 17320+0249 RComp Comp B Note1
Note2 Discov num STT 331 DRAs DDEs
R dRAs Year 1959 Theta 349 Rho 1.4
Obs 99 Vmag 9.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10614 M ADS BDS N IDS IDS 17270N0254B
HIC 85812
 
 
17320+0249 C
 
 
Coord arcsec 2000 173159.95+024900.1 Mag 10.92 PmRA 1.00 PmDE -7.0
Calc delta mag 3.18 Calc coord yes
CCDM
Ccdm 17320+0249 RComp Comp C Note1
Note2 Discov num STT 331 DRAs -0.06 DDEs -0.9
R dRAs 65 Year 1898 Theta 241 Rho 51.0
Obs 2 Vmag 11.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10614 M ADS BDS N IDS IDS 17270N0254C
HIC
 
 
17320+0249 D
 
 
Coord arcsec 2000 173119.65+024918.4 Mag 11.5 PmRA 2.00 PmDE -2.0
Calc delta mag 3.76
 
 
17320+0249 E
 
 
Coord arcsec 2000 173119.69+024916.1 Mag 11.5 Calc delta mag 3.76 Calc coord yes