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Current system
04255+1756
H 6 101 AE


Nearby doubles
7' : 04258+1800
COU2682

24' : 04258+1733
RED 4

25' : 04267+1811
LDS1170

28' : 04267+1735
KPP 109

29' : 04271+1812
STF 545AB

36' : 04241+1727
BUP 56AB

40' : 04252+1716
AST 4

42' : 04256+1838
COU2681AB

44' : 04230+1732
BUP 55AB
Secunda Hyadum

45' : 04285+1742
GUE 5

49' : 04277+1719
LDS2242

50' : 04284+1822
LDS5564

52' : 04223+1820
LDS2229

54' : 04244+1705
OCC 615

54' : 04247+1704
SKF2119

57' : 04259+1852
BU 1185

58' : 04295+1752
BGH 2AB

60' : 04293+1733
CIA 27

62' : 04288+1717
OCC 532

63' : 04252+1858
RAO 546

64' : 04298+1741
COU 567

64' : 04233+1701
CBL 224

65' : 04245+1653
PAT 6

66' : 04255+1901
HEI 456

66' : 04264+1651
OCC 553

68' : 04249+1903
OCC 921



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 04255+1756 : COMPONENTS
 
 
  A B C D
B pa=343.7°
sep=1.79"
 
C pa=234.2°
sep=74.51"
pa=232.9°
sep=75.13"
 
D pa=38.1°
sep=404.75"
pa=38.3°
sep=403.71"
pa=40.6°
sep=476.80"
 
E pa=335.7°
sep=136.13"
pa=335.6°
sep=134.35"
pa=1.5°
sep=167.74"
pa=237.5°
sep=362.35"
 
 
04255+1756 A
 
 
Name Del3 Tau Coord arcsec 2000 042529.38+175540.4 Mag 4.26 Spectral class A2IV (white)
PmRA 108.00 PmDE -33.0 SAO 93923 HIP 20648
Tycho2 1269-01246-1 HD 27962 HR 1389 GC 5354
BD BD+17 719 Bayer Delta 3 Tauri Bayer name Del3 Flamsteed 68 Tauri
Flamsteed name 68 Tau
Tycho2
Tycho2 1269-01246-1 Pflag RAmdeg 66.37244991 DEmdeg 17.92790534
PmRA 116.9 PmDE -33.5 E RAmdeg 3 E DEmdeg 4
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.70 EpDEm 1991.32
Num 4 Q RAmdeg 1.7 Q DEmdeg 2.5 Q pmRA 1.8
Q pmDE 2.3 BTmag 4.318 E BTmag 0.014 VTmag 4.262
E VTmag 0.009 Prox 18 TYC T HIP 20648
CCDM A RAdeg 66.37216778 DEdeg 17.92798528 EpRA 1990 1.74
EpDE 1990 1.40 E RAdeg 3.3 E DEdeg 3.5 Posflg P
Corr -0.3
SAO
SAO 93923 DelFlag RA1950 PmRA1950 0.0076
DE1950 PmDE1950 -0.027 Vmag 4.2 SpType A2
Double code Source 70 CatNum 5354 DM BD+17 719
DMcomp BDsup HD 27962 M HD 0
GC 5354 RA1950rad 1.1457781 DE1950rad 0.31093623 PmRA2000 0.0076
PmDE2000 -0.028
Hipparcos
Catalog H HIP 20648 Proxy H RAhms 04 25 29.32
DEdms +17 55 40.8 Vmag 4.3 VarFlag R Vmag G
RAdeg 66.3722 DEdeg 17.928 AstroRef A Plx 22.05
CCDM 04255+1755 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 338 Rho 1.75 HD 27962 BD BD+17 719
CD CP Dm number +17 719 VIred 0.08
SpType A2IV R SpType Coord arcsec 2000 042529.32+175540.8
Hipparcos 2
HIP 20648 Sn 15 So 3 Nc 2
RArad 1.158412653 DErad 0.312902435 Plx 21.96 PmRA 107.6
PmDE -34.54 E RArad 0.47 E DErad 0.3 E Plx 0.51
E pmRA 0.74 E pmDE 0.59 Hpmag 4.3212 E Hpmag 0.0006
SHp 0.004 VA 0 BV 0.049 E BV 0.007
VI 0.08
 
 
04255+1756 B
 
 
Coord arcsec 2000 042529.34+175542.1 Mag 7.85 PmRA 108.00 PmDE -33.0
Calc delta mag 3.59 Calc coord yes
 
 
04255+1756 C
 
 
Coord arcsec 2000 042525.15+175456.8 Mag 11.12 PmRA 114.00 PmDE -32.0
Calc delta mag 6.86 Calc coord yes
 
 
04255+1756 D
 
 
Coord arcsec 2000 042546.88+180058.9 Mag 9.1 PmRA 105.00 PmDE -32.0
Tycho2 1269-00829-1 Calc delta mag 4.84 Calc coord yes
Tycho2
Tycho2 1269-00829-1 Pflag RAmdeg 66.44815624 DEmdeg 18.01728367
PmRA 104.4 PmDE -28.8 E RAmdeg 34 E DEmdeg 35
E pmRA 1.3 E pmDE 1.3 EpRAm 1975.98 EpDEm 1972.93
Num 6 Q RAmdeg 1.3 Q DEmdeg 1.1 Q pmRA 1.2
Q pmDE 1.1 BTmag 10.139 E BTmag 0.033 VTmag 9.100
E VTmag 0.021 Prox 999 TYC T HIP 20679
CCDM AB RAdeg 66.44789417 DEdeg 18.01735806 EpRA 1990 1.70
EpDE 1990 1.45 E RAdeg 78.0 E DEdeg 97.6 Posflg P
Corr 0.0
 
 
04255+1756 E
 
 
Coord arcsec 2000 042525.45+175744.5 Mag 10.55 PmRA -1.00 PmDE -1.0
Tycho2 1269-00681-1 HD 285777 Calc delta mag 6.29 Calc coord yes
Tycho2
Tycho2 1269-00681-1 Pflag RAmdeg 66.35525772 DEmdeg 17.96261337
PmRA 0.6 PmDE -4.2 E RAmdeg 27 E DEmdeg 27
E pmRA 1.2 E pmDE 1.2 EpRAm 1983.66 EpDEm 1980.99
Num 5 Q RAmdeg 1.4 Q DEmdeg 1.7 Q pmRA 1.4
Q pmDE 1.7 BTmag 10.892 E BTmag 0.053 VTmag 10.552
E VTmag 0.053 Prox 999 TYC T HIP
CCDM RAdeg 66.35525611 DEdeg 17.96263472 EpRA 1990 1.71
EpDE 1990 1.51 E RAdeg 31.1 E DEdeg 36.4 Posflg
Corr -0.1