03171+4029 STF 369

 
 
03H 17M 11.45S +40 28' 58.6" P.A. 30 SEP 3.6 MAG 6.83,7.72 SP B9VPSI DIST. 197.63 PC (644.67 L.Y.)
 
 
Coord 2000
03171+4029
Discov num
STF 369
Comp
Coord arcsec 2000
03 17 11.45 +40 28 58.6
Date first
1828
Date last
2015
Obs
77
Pa first
28
Pa last
30
P.A. Now (θ)
30°
Sep first
2.0
Sep last
3.6
Sep. Now (ρ)
3.6"
Mag pri
6.83
Mag sec
7.72
delta mag (ΔM)
0.89
Spectral class
B9VpSi (blue-white)
Pri motion ra
+014
Sec motion ra
+014
Pri motion dec
-031
Sec motion dec
-031
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
SAO
38700
HIP
15282
Tycho2
2852-02127-1
HD
20283
HR
979
BD
BD+39 743
Distance
197.63
Distance ly
644.67
last precise pa
29.7
last precise sep
3.575