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Doubles in session


Current system
21238+3721
STFA 55 CD


Nearby doubles
14' : 21249+3711
TDS1126

19' : 21252+3708
SEI1513

22' : 21243+3740
WSI 7

23' : 21241+3741
SEI1458

26' : 21221+3734
ES 2517

29' : 21215+3719
ROE 24AB

30' : 21226+3744
COU1820

31' : 21264+3712
SEI1514

33' : 21231+3647
ES 2124

37' : 21268+3731
SEI1516AB

38' : 21228+3754
WIS 349

43' : 21215+3648
TDT2919

43' : 21233+3801
ES 2519

45' : 21258+3640
S 790AB

46' : 21278+3715
SEI1518

48' : 21245+3632
ES 2125AB

49' : 21247+3631
ES 2126AB

52' : 21235+3627
TDT2940

52' : 21233+3810
ALI 690

52' : 21272+3752
ES 2520

52' : 21252+3629
CBL 93

56' : 21196+3656
TDT2905

58' : 21250+3814
TDT2950

59' : 21195+3745
TDT2904

60' : 21284+3745
TDT2983

63' : 21231+3821
ALI 689



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 21238+3721 : COMPONENTS
 
 
  A B C D E
B pa=310.3°
sep=314.62"
 
C pa=154.4°
sep=178.26"
pa=139.0°
sep=482.88"
 
D pa=156.3°
sep=189.66"
pa=140.0°
sep=492.25"
pa=182.5°
sep=12.82"
 
E pa=155.2°
sep=162.10"
pa=138.8°
sep=466.69"
pa=326.4°
sep=16.33"
pa=342.2°
sep=27.73"
 
F pa=197.3°
sep=22.28"
pa=134.0°
sep=323.99"
pa=329.1°
sep=162.64"
pa=331.4°
sep=173.47"
pa=329.4°
sep=146.33"
 
 
21238+3721 A
 
 
Name HD 203857 Coord arcsec 2000 212348.39+372105.4 Mag 6.61 Spectral class K5 (yellow-orange)
PmRA -6.00 PmDE -7.0 SAO 71280 HIP 105637
Tycho2 2715-03976-1 HD 203857 HR 8193 GC 29966
BD BD+36 4543
Tycho2
Tycho2 2715-03976-1 Pflag RAmdeg 320.95161809 DEmdeg 37.35147842
PmRA -5.2 PmDE -7.8 E RAmdeg 4 E DEmdeg 4
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.46 EpDEm 1991.49
Num 14 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.0
Q pmDE 0.9 BTmag 8.378 E BTmag 0.015 VTmag 6.607
E VTmag 0.009 Prox 999 TYC T HIP 105637
CCDM RAdeg 320.95163333 DEdeg 37.35149639 EpRA 1990 1.69
EpDE 1990 1.71 E RAdeg 3.8 E DEdeg 3.6 Posflg
Corr 0.1
SAO
SAO 71280 DelFlag RA1950 PmRA1950 -0.001
DE1950 PmDE1950 -0.004 Vmag 6.6 SpType K5
Double code Source 70 CatNum 29966 DM BD+36 4543
DMcomp BDsup HD 203857 M HD 0
GC 29966 RA1950rad 5.59281891 DE1950rad 0.64814889 PmRA2000 -0.0008
PmDE2000 -0.007
Hipparcos
Catalog H HIP 105637 Proxy RAhms 21 23 48.39
DEdms +37 21 05.4 Vmag 6.46 VarFlag R Vmag H
RAdeg 320.952 DEdeg 37.3515 AstroRef Plx 3.54
CCDM 21237+3722 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 203857 BD BD+36 4543
CD CP Dm number +36 4543 VIred 1.46
SpType K5 R SpType Coord arcsec 2000 212348.39+372105.4
Hipparcos 2
HIP 105637 Sn 5 So 0 Nc 1
RArad 5.601662794 DErad 0.6519066192 Plx 3.55 PmRA -5.96
PmDE -7.39 E RArad 0.26 E DErad 0.29 E Plx 0.45
E pmRA 0.27 E pmDE 0.34 Hpmag 6.587 E Hpmag 0.0006
SHp 0.01 VA 0 BV 1.472 E BV 0.006
VI 1.49
 
 
21238+3721 B
 
 
Coord arcsec 2000 212328.27+372429.0 Mag 6.61 PmRA 52.00 PmDE 25.0
Calc coord yes
 
 
21238+3721 C
 
 
Coord arcsec 2000 212354.84+371824.6 Coord calc 212354.84+371824.6 Mag 11.08 PmRA 1.00
PmDE 3.0 Calc delta mag 4.47
 
 
21238+3721 D
 
 
Coord arcsec 2000 212354.79+371811.8 Mag 14.8 Calc delta mag 8.19 Calc coord yes
 
 
21238+3721 E
 
 
Coord arcsec 2000 212354.08+371838.2 Mag 13.7 PmRA -6.00 PmDE -3.0
Calc delta mag 7.09 Calc coord yes
 
 
21238+3721 F
 
 
Coord arcsec 2000 212347.83+372044.1 Mag 14.8 Calc delta mag 8.19 Calc coord yes