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Doubles in session


Current system
20568+4254
ENG 77 AB
HD 199580


Nearby doubles
15' : 20564+4308
COU2544

17' : 20556+4243
BRT2282

21' : 20584+4303
ES 1575

21' : 20569+4233
GRV 399

24' : 20590+4259
LDS2475

26' : 20573+4319
ES 1450

27' : 20592+4257
ES 1576

29' : 20553+4231
STT 423

34' : 20553+4322
LDS2468

38' : 20584+4326
ES 1451

40' : 20553+4218
OSO 137AB

41' : 20550+4219
LDS2467

41' : 20565+4333
BRT1139

42' : 20568+4335
BRT1957

43' : 20530+4258
COU2542

44' : 20598+4321
LDS2479

44' : 20590+4330
LDS2476

44' : 20598+4225
CLZ 78

50' : 20547+4211
CVR 233

51' : 20535+4328
LDS2465

52' : 20559+4345
COU2543

52' : 20524+4314
LDS2462

52' : 21015+4301
TDT2698

56' : 20519+4309
GRV 389

56' : 20595+4339
LDS2478

60' : 20534+4208
LDS2464



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 20568+4254 : COMPONENTS
 
 
  A B C
B pa=329.0°
sep=99.86"
 
C pa=19.3°
sep=128.40"
pa=69.2°
sep=100.33"
 
D pa=10.1°
sep=217.23"
pa=34.9°
sep=156.36"
pa=357.3°
sep=92.79"
 
 
20568+4254 A
 
 
Name HD 199580 Coord arcsec 2000 205648.02+425344.3 Mag 7.31 Spectral class K0III (yellow-orange)
PmRA 219.00 PmDE 224.0 SAO 50265 HIP 103392
Tycho2 3175-00075-1 HD 199580 GC 29247 BD BD+42 3915
Tycho2
Tycho2 3175-00075-1 Pflag RAmdeg 314.20008464 DEmdeg 42.89566295
PmRA 220.0 PmDE 224.7 E RAmdeg 4 E DEmdeg 4
E pmRA 0.9 E pmDE 1.0 EpRAm 1991.44 EpDEm 1991.54
Num 11 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.7 BTmag 8.431 E BTmag 0.016 VTmag 7.308
E VTmag 0.010 Prox 999 TYC T HIP 103392
CCDM RAdeg 314.19939333 DEdeg 42.89515000 EpRA 1990 1.71
EpDE 1990 1.78 E RAdeg 4.4 E DEdeg 4.4 Posflg
Corr 0.0
SAO
SAO 50265 DelFlag RA1950 PmRA1950 0.0205
DE1950 PmDE1950 0.223 Vmag 7.9 SpType K0
Double code Source 70 CatNum 29247 DM BD+42 3915
DMcomp BDsup HD 199580 M HD 0
GC 29247 RA1950rad 5.4758089 DE1950rad 0.74524179 PmRA2000 0.0208
PmDE2000 0.221
Hipparcos
Catalog H HIP 103392 Proxy RAhms 20 56 47.85
DEdms +42 53 42.4 Vmag 7.21 VarFlag R Vmag G
RAdeg 314.199 DEdeg 42.8951 AstroRef Plx 11.64
CCDM 20568+4254 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 199580 BD BD+42 3915
CD CP Dm number +42 3915 VIred 1.01
SpType K0III-IV R SpType Coord arcsec 2000 205647.85+425342.4
Hipparcos 2
HIP 103392 Sn 5 So 0 Nc 1
RArad 5.4838133671 DErad 0.7486610288 Plx 11.46 PmRA 218.71
PmDE 224.44 E RArad 0.38 E DErad 0.39 E Plx 0.5
E pmRA 0.47 E pmDE 0.46 Hpmag 7.3635 E Hpmag 0.0009
SHp 0.01 VA 0 BV 0.96 E BV 0
VI 1.01
CCDM
Ccdm 20568+4254 RComp Comp A Note1
Note2 Discov num DRAs -0.03 DDEs -15.9
R dRAs 10 Year Theta Rho
Obs 4 Vmag 8.0 Sp K0 PmNote *
PmRA 211 PmDE 222 Dm number +42 3915 Cat1 BD
Name2 +42 1954 Cat2 AGK2/3 HD 199580 M HD
ADS BDS M ADS BDS N IDS IDS 20531N4230A
HIC 103392
 
 
20568+4254 B
 
 
Coord arcsec 2000 205643.34+425509.9 Coord calc 205643.34+425509.9 Mag 10.16 PmRA -152.00
PmDE -64.0 Tycho2 3175-00317-1 Calc delta mag 2.85
Tycho2
Tycho2 3175-00317-1 Pflag RAmdeg 314.18057376 DEmdeg 42.91941081
PmRA -151.4 PmDE -64.2 E RAmdeg 22 E DEmdeg 23
E pmRA 1.5 E pmDE 1.5 EpRAm 1988.08 EpDEm 1987.23
Num 4 Q RAmdeg 0.7 Q DEmdeg 0.5 Q pmRA 0.7
Q pmDE 0.5 BTmag 11.183 E BTmag 0.055 VTmag 10.161
E VTmag 0.035 Prox 991 TYC T HIP
CCDM RAdeg 314.18104528 DEdeg 42.91955556 EpRA 1990 1.71
EpDE 1990 1.74 E RAdeg 25.0 E DEdeg 28.3 Posflg
Corr -0.1
CCDM
Ccdm 20568+4254 RComp Comp B Note1
Note2 Discov num BUP DRAs DDEs
R dRAs Year 1920 Theta 349 Rho 110.7
Obs 4 Vmag 10.2 Sp PmNote
PmRA -146 PmDE -76 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20531N4230B
HIC
 
 
20568+4254 C
 
 
Coord arcsec 2000 205651.88+425545.5 Coord calc 205651.88+425545.5 Mag 9.13 Spectral class A2 (white)
PmRA -6.00 PmDE -13.0 Tycho2 3175-00251-1 Calc delta mag 1.82
Tycho2
Tycho2 3175-00251-1 Pflag RAmdeg 314.21617210 DEmdeg 42.92932546
PmRA -5.7 PmDE -11.9 E RAmdeg 8 E DEmdeg 9
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.97 EpDEm 1990.80
Num 8 Q RAmdeg 0.8 Q DEmdeg 0.7 Q pmRA 0.8
Q pmDE 0.6 BTmag 9.258 E BTmag 0.018 VTmag 9.134
E VTmag 0.017 Prox 927 TYC T HIP
CCDM RAdeg 314.21619083 DEdeg 42.92935250 EpRA 1990 1.72
EpDE 1990 1.76 E RAdeg 7.7 E DEdeg 8.7 Posflg
Corr 0.0
CCDM
Ccdm 20568+4254 RComp Comp C Note1
Note2 Discov num BUP DRAs 3.86 DDEs 108.3
R dRAs 12 Year 1920 Theta 024 Rho 152.4
Obs 4 Vmag 9.3 Sp PmNote
PmRA -11 PmDE 45 Dm number +42 3917 Cat1 BD
Name2 +42 1955 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 20531N4230C
HIC
 
 
20568+4254 D
 
 
Coord arcsec 2000 205651.48+425718.2 Mag 11.06 PmRA 5.00 PmDE -8.0
Tycho2 3175-00025-1 Calc delta mag 3.75 Calc coord yes
Tycho2
Tycho2 3175-00025-1 Pflag RAmdeg 314.21388418 DEmdeg 42.95502346
PmRA 7.5 PmDE -11.1 E RAmdeg 44 E DEmdeg 46
E pmRA 1.8 E pmDE 1.7 EpRAm 1984.85 EpDEm 1983.42
Num 3 Q RAmdeg 1.0 Q DEmdeg 0.3 Q pmRA 0.9
Q pmDE 0.3 BTmag 11.947 E BTmag 0.093 VTmag 11.063
E VTmag 0.066 Prox 927 TYC T HIP
CCDM RAdeg 314.21386056 DEdeg 42.95504889 EpRA 1990 1.71
EpDE 1990 1.80 E RAdeg 45.5 E DEdeg 48.3 Posflg
Corr 0.0
CCDM
Ccdm 20568+4254 RComp C Comp D Note1
Note2 Discov num BUP DRAs DDEs
R dRAs Year 1920 Theta 357 Rho 92.6
Obs 4 Vmag 10.8 Sp PmNote
PmRA 13 PmDE 9 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20531N4230D
HIC