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Doubles in session


Current system
20172+2415
HDS 2893 AB


Nearby doubles
5' : 20172+2411
POU4339

8' : 20169+2410
POU4335

10' : 20165+2415
POU4327

10' : 20166+2412
POU4328

11' : 20165+2416
POU4325

11' : 20167+2425
BRT3356

14' : 20182+2411
POU4347

16' : 20170+2401
POU4337

16' : 20180+2429
OL 123

17' : 20160+2416
POU4322AB

19' : 20159+2414
POU4321

21' : 20185+2426
POU4354

21' : 20169+2356
POU4334

21' : 20159+2406
TDT2128

21' : 20158+2407
POU4319

21' : 20166+2433
POU4330

23' : 20167+2354
POU4332

25' : 20184+2435
POU4351AB

27' : 20162+2437
POU4324

28' : 20193+2417
POU4362

30' : 20158+2437
BKO 819

31' : 20153+2428
POU4312AB

33' : 20153+2432
POU4313

33' : 20150+2424
POU4309AB

33' : 20158+2441
POU4320

33' : 20155+2437
POU4315



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 20172+2415 : COMPONENTS
 
 
  A B
B pa=169.4°
sep=0.31"
 
C pa=261.7°
sep=31.82"
pa=262.2°
sep=31.83"
 
 
20172+2415 A
 
 
Coord arcsec 2000 201713.11+241506.9 Mag 9.19 PmRA -13.00 PmDE -16.0
SAO 88457 HIP 99998 Tycho2 2155-00725-1 HD 193013
BD BD+23 3956
Tycho2
Tycho2 2155-00725-1 Pflag RAmdeg 304.30461532 DEmdeg 24.25193579
PmRA -13.3 PmDE -16.1 E RAmdeg 8 E DEmdeg 7
E pmRA 1.0 E pmDE 1.0 EpRAm 1990.59 EpDEm 1990.88
Num 10 Q RAmdeg 0.5 Q DEmdeg 0.9 Q pmRA 0.6
Q pmDE 0.8 BTmag 9.260 E BTmag 0.017 VTmag 9.003
E VTmag 0.014 Prox 349 TYC T HIP 99998
CCDM AB RAdeg 304.30464944 DEdeg 24.25197306 EpRA 1990 1.58
EpDE 1990 1.68 E RAdeg 8.0 E DEdeg 7.0 Posflg P
Corr 0.0
SAO
SAO 88457 DelFlag RA1950 PmRA1950 -0.0011
DE1950 PmDE1950 -0.026 Vmag 9 SpType A3
Double code Source 35 CatNum 7609 DM BD+23 3956
DMcomp BDsup HD 193013 M HD 0
GC RA1950rad 5.30174489 DE1950rad 0.42055917 PmRA2000 -0.001
PmDE2000 -0.029
Hipparcos
Catalog H HIP 99998 Proxy H RAhms 20 17 13.12
DEdms +24 15 07.1 Vmag 8.99 VarFlag R Vmag H
RAdeg 304.305 DEdeg 24.252 AstroRef * Plx 1.81
CCDM 20172+2415 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 164 Rho 0.283 HD 193013 BD BD+23 3956
CD CP Dm number +23 3956 VIred 0.34
SpType R SpType Coord arcsec 2000 201713.12+241507.1
Hipparcos 2
HIP 99998 Sn 55 So 3 Nc 2
RArad 5.3111180849 DErad 0.4232768506 Plx 2.51 PmRA -13.69
PmDE -19.28 E RArad 0.83 E DErad 0.98 E Plx 1.36
E pmRA 1.02 E pmDE 1.14 Hpmag 9.0663 E Hpmag 0.0026
SHp 0.027 VA 0 BV 0.264 E BV 0.02
VI 0.3
CCDM
Ccdm 20172+2415 RComp Comp A Note1
Note2 Discov num DRAs 1.11 DDEs 7.0
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.2 Sp PmNote *
PmRA -12 PmDE -19 Dm number +23 3956 Cat1 BD
Name2 +24 2168 Cat2 AGK2/3 HD 193013 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 99998
 
 
20172+2415 B
 
 
Coord arcsec 2000 201713.11+241506.6 Mag 11.49 Calc delta mag 2.3 Calc coord yes
CCDM
Ccdm 20172+2415 RComp Comp B Note1
Note2 Discov num HDS DRAs 1.12 DDEs 6.7
R dRAs 82 Year 1991 Theta 164 Rho 0.3
Obs 1 Vmag 11.5 Sp PmNote *
PmRA -12 PmDE -19 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 99998
 
 
20172+2415 C
 
 
Coord arcsec 2000 201710.81+241502.3 Mag 10.22 PmRA -11.00 PmDE -18.0
Tycho2 2155-00395-1 HD 346234 Calc delta mag 1.03 Calc coord yes
Tycho2
Tycho2 2155-00395-1 Pflag RAmdeg 304.29409247 DEmdeg 24.25064132
PmRA -11.9 PmDE -18.3 E RAmdeg 20 E DEmdeg 18
E pmRA 1.1 E pmDE 1.1 EpRAm 1985.97 EpDEm 1987.82
Num 8 Q RAmdeg 0.9 Q DEmdeg 0.8 Q pmRA 1.0
Q pmDE 0.8 BTmag 10.767 E BTmag 0.037 VTmag 10.221
E VTmag 0.031 Prox 349 TYC T HIP
CCDM RAdeg 304.29412333 DEdeg 24.25068139 EpRA 1990 1.56
EpDE 1990 1.72 E RAdeg 23.4 E DEdeg 18.7 Posflg
Corr 0.0