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Doubles in session


Current system
04220+2826
ISM 1 AB


Nearby doubles
2' : 04221+2826
KSA 105AB

9' : 04220+2818
ITO 21AB

13' : 04229+2824
STF 529AB

34' : 04194+2826
LEI 11

37' : 04192+2830
LEI 10

38' : 04195+2808
DAE 23AB

39' : 04190+2823
KSA 13

40' : 04190+2820
KSA 12

42' : 04189+2820
PAD 26

42' : 04190+2812
KSA 11AB

43' : 04188+2820
KSA 104AB

43' : 04188+2821
KSA 10

44' : 04187+2819
SKN 1AB

45' : 04186+2831
KSA 9

46' : 04239+2749
TOK 484

47' : 04185+2817
HAT 4AB

48' : 04197+2750
LEI 12

55' : 04178+2830
KSA 8

58' : 04176+2833
SAR 2AB

58' : 04197+2915
DBR 331

59' : 04258+2855
HJ 343AB

60' : 04192+2914
TVB 69

69' : 04192+2729
KPP2041

69' : 04204+2721
SHJ 40AB

74' : 04239+2719
LDS6128

75' : 04269+2902
LDS3585AB



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 04220+2826 : COMPONENTS
 
 
  A B
B pa=160.4°
sep=0.04"
 
C pa=123.8°
sep=9.66"
pa=123.7°
sep=9.62"
 
 
04220+2826 A
 
 
Coord arcsec 2000 042157.40+282635.8 Mag 10.2 Spectral class F8: (yellow-white) PmRA 9.00
PmDE -32.0 HIP 20387 Tycho2 1828-00129-1 HD 283571
BD BD+28 645
Tycho2
Tycho2 1828-00129-1 Pflag RAmdeg 65.48919962 DEmdeg 28.44318982
PmRA 10.4 PmDE -29.6 E RAmdeg 29 E DEmdeg 34
E pmRA 2.2 E pmDE 2.2 EpRAm 1990.37 EpDEm 1989.37
Num 4 Q RAmdeg 1.3 Q DEmdeg 2.3 Q pmRA 1.3
Q pmDE 2.3 BTmag 11.449 E BTmag 0.073 VTmag 10.319
E VTmag 0.044 Prox 999 TYC T HIP 20387
CCDM RAdeg 65.48917806 DEdeg 28.44326250 EpRA 1990 1.67
EpDE 1990 1.54 E RAdeg 32.4 E DEdeg 37.1 Posflg
Corr -0.2
Hipparcos
Catalog H HIP 20387 Proxy RAhms 04 21 57.40
DEdms +28 26 35.8 Vmag 10.2 VarFlag 3 R Vmag T
RAdeg 65.4892 DEdeg 28.4433 AstroRef * Plx 7.49
CCDM N CCDM Nsys Ncomp 1
MultFlag V Source Qual M HIP
Theta Rho HD 283571 BD BD+28 645
CD CP Dm number +28 645 VIred 0.74
SpType F8Ve-K1Ve(T) R SpType Coord arcsec 2000 042157.40+282635.8
Hipparcos 2
HIP 20387 Sn 5 So 5 Nc 1
RArad 1.1430017868 DErad 0.496428676 Plx 5.2 PmRA 10.89
PmDE -22.14 E RArad 2.27 E DErad 1.5 E Plx 2.43
E pmRA 3.21 E pmDE 2.21 Hpmag 10.4974 E Hpmag 0.0652
SHp 0.495 VA 2 BV 0.915 E BV 0.078
VI 0.91
 
 
04220+2826 B
 
 
Coord arcsec 2000 042157.40+282635.8 Mag 11.3 Calc delta mag 1.1 Calc coord yes
 
 
04220+2826 C
 
 
Coord arcsec 2000 042158.01+282630.4 Mag 13.54 Calc delta mag 3.34 Calc coord yes