02283+6839 FAL   3

 
 
02h 28m 17.24s +68 39' 22.7" P.A. 5 sep 7.3 mag 9.19,12.59 Sp B9 dist. 2040.82 pc (6657.15 l.y.)
 
 
Coord 2000
02283+6839
Discov num
FAL   3
Comp
Coord arcsec 2000
02 28 17.24 +68 39 22.7
Date first
1991
Date last
2010
Obs
4
Pa first
3
Pa last
5
P.A. Now (θ)
Sep first
7.4
Sep last
7.3
Sep. Now (ρ)
7.3"
Mag pri
9.19
Mag sec
12.59
delta mag (ΔM)
3.4
Spectral class
B9 (blue-white)
Pri motion ra
-004
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
SAO
12291
HIP
11498
Tycho2
4312-00753-1
HD
14980
BD
BD+68 168
Distance
2040.82
Distance ly
6657.15
last precise pa
4.7
last precise sep
7.25
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02283+6839 FAL 3 1999 2 4 7.4 9.19 12.59 B9 D 022817.24+683922.7
02283+6839 FAL 3 2003 3 5 7.2 9.19 12.59 B9 D 022817.24+683922.7
02283+6839 FAL 3 2010 4 4 6.8 9.19 12.59 B9 022817.24+683922.7

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