02171+5645 ES 1874

 
 
02H 17M 04.31S +56 45' 11.2" P.A. 146 SEP 3.2 MAG 11.30,14.00 SP B2IIIE
 
 
Coord 2000
02171+5645
Discov num
ES 1874
Comp
Coord arcsec 2000
02 17 04.31 +56 45 11.2
Date first
1921
Date last
2015
Obs
3
Pa first
144
Pa last
146
P.A. Now (θ)
146°
Sep first
3.5
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
11.30
Mag sec
14.00
delta mag (ΔM)
2.7
Spectral class
B2IIIe (blue-white)
Pri motion ra
-006
Sec motion ra
Pri motion dec
+011
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
last precise pa
146.1
last precise sep
3.17