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Doubles in session


Current system
18458+3431
STF 2390
HD 173815


Nearby doubles
19' : 18465+3414
COU1153

26' : 18438+3433
SEI 573

27' : 18475+3415
KPP4122

30' : 18464+3500
SLE 367

32' : 18483+3432
POP 43

36' : 18445+3400
STTA172

38' : 18430+3445
SEI 572AB

40' : 18490+3432
YSC 11

42' : 18425+3432
POP 45

47' : 18487+3401
HU 936

48' : 18421+3445
STF2372AB

49' : 18426+3459
UC 3650

49' : 18496+3415
COU1155

59' : 18420+3505
SEI 570

61' : 18416+3503
GRV 237

62' : 18495+3512
POP 44

62' : 18452+3532
STF2386AB

63' : 18462+3328
COU1152

63' : 18491+3343
UC 3682

69' : 18434+3533
STF2378AB

70' : 18403+3425
HDS2645AB

71' : 18535+3437
L 26

72' : 18515+3418
DAM1253

76' : 18518+3410
GYL 10

77' : 18427+3326
UC 3651

78' : 18494+3324
J 765



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 18458+3431 : COMPONENTS
 
 
  A
B pa=158.5°
sep=4.12"
 
 
18458+3431 A
 
 
Componente originario normalizzato AB Name HD 173815 Coord arcsec 2000 184549.83+343106.6 Mag 7.37
Spectral class A7V (white) PmRA 5.00 PmDE -14.0 SAO 67350
HIP 92060 Tycho2 2646-02539-1 HD 173815 GC 25720
ADS 11669 BD BD+34 3310
Tycho2
Tycho2 2646-02539-1 Pflag RAmdeg 281.45761828 DEmdeg 34.51850429
PmRA -4.3 PmDE 14.6 E RAmdeg 5 E DEmdeg 6
E pmRA 6.5 E pmDE 7.3 EpRAm 1991.68 EpDEm 1991.43
Num 3 Q RAmdeg 0.2 Q DEmdeg 0.2 Q pmRA 0.2
Q pmDE 0.1 BTmag 7.581 E BTmag 0.016 VTmag 7.367
E VTmag 0.011 Prox 43 TYC T HIP 92060
CCDM A RAdeg 281.45763056 DEdeg 34.51846944 EpRA 1990 1.69
EpDE 1990 1.44 E RAdeg 4.7 E DEdeg 5.5 Posflg
Corr -0.2
SAO
SAO 67350 DelFlag RA1950 PmRA1950 -0.0004
DE1950 PmDE1950 -0.008 Vmag 7.2 SpType A5
Double code Source 70 CatNum 25720 DM BD+34 3310
DMcomp BDsup HD 173815 M HD 0
GC 25720 RA1950rad 4.90444815 DE1950rad 0.60152027 PmRA2000 -0.0001
PmDE2000 -0.008
Hipparcos
Catalog H HIP 92060 Proxy H RAhms 18 45 49.83
DEdms +34 31 06.5 Vmag 7.09 VarFlag R Vmag G
RAdeg 281.458 DEdeg 34.5185 AstroRef A Plx 4.25
CCDM 18458+3431 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 155 Rho 4.233 HD 173815 BD BD+34 3310
CD CP Dm number +34 3310 VIred 0.24
SpType A5 R SpType Coord arcsec 2000 184549.83+343106.5
Hipparcos 2
HIP 92060 Sn 15 So 3 Nc 2
RArad 4.9123623689 DErad 0.602461017 Plx 2.8 PmRA 5.41
PmDE -13.5 E RArad 0.45 E DErad 0.55 E Plx 0.65
E pmRA 0.58 E pmDE 0.75 Hpmag 7.1464 E Hpmag 0.0012
SHp 0.013 VA 0 BV 0.215 E BV 0.015
VI 0.24
CCDM
Ccdm 18458+3431 RComp Comp A Note1
Note2 Discov num DRAs 1.75 DDEs 7.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.2 Sp A5 PmNote *
PmRA -5 PmDE -7 Dm number +34 3310 Cat1 BD
Name2 67350 Cat2 SAO HD 173815 M HD
ADS BDS A11669 M ADS BDS N IDS IDS 18422N3425A
HIC 92060
 
 
18458+3431 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184549.95+343102.8 Mag 8.56 PmRA 5.00
PmDE -14.0 Calc delta mag 1.19 Calc coord yes
CCDM
Ccdm 18458+3431 RComp Comp B Note1
Note2 Discov num STF2390 DRAs DDEs
R dRAs Year 1830 Theta 157 Rho 4.2
Obs 18 Vmag 8.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11669 M ADS BDS N IDS IDS 18422N3425B
HIC 92060