05172+3320 STF 666

 
 
05h 17m 05.80s +33 19' 47.2" P.A. 74 sep 3 mag 7.85,7.89 Sp A3V
 
 
Coord 2000
05172+3320
Discov num
STF 666
Comp
Coord arcsec 2000
05 17 05.80 +33 19 47.2
Date first
1821
Date last
2017
Obs
67
Pa first
75
Pa last
74
P.A. Now (θ)
74°
Sep first
4.0
Sep last
3.0
Sep. Now (ρ)
3"
Mag pri
7.85
Mag sec
7.89
delta mag (ΔM)
0.04
Spectral class
A3V (white)
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
+000
Sec motion dec
+000
Notes
N W (See Notes, )
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Auriga
SAO
57836
Tycho2
2394-00090-2
last precise pa
74.4
last precise sep
3.016
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
05172+3320 STF 666 2005 59 74 3.1 7.85 7.89 A3V D 051705.80+331947.2
05172+3320 STF 666 2007 60 75 3.1 7.85 7.89 A3V D 051705.80+331947.2
05172+3320 STF 666 2008 61 75 3.1 7.85 7.89 A3V D 051705.80+331947.2
05172+3320 STF 666 2010 65 77 3.0 7.85 7.89 A3V N D 051705.80+331947.2
05172+3320 STF 666 2012 67 76 3.1 7.85 7.89 A3V N D 051705.80+331947.2

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