02303+7025 HDS 327

 
 
02h 30m 20.19s +70 24' 47.5" P.A. 180 sep 1.5 mag 9.31,13.12 Sp A5 dist. 256.41 pc (836.41 l.y.)
 
 
Coord 2000
02303+7025
Discov num
HDS 327
Comp
Coord arcsec 2000
02 30 20.19 +70 24 47.5
Date first
1991
Date last
1991
Obs
2
Pa first
179
Pa last
180
P.A. Now (θ)
180°
Sep first
1.5
Sep last
1.5
Sep. Now (ρ)
1.5"
Mag pri
9.31
Mag sec
13.12
delta mag (ΔM)
3.81
Spectral class
A5 (white)
Pri motion ra
+008
Sec motion ra
+004
Pri motion dec
-014
Sec motion dec
-011
Notes
rPM=0.31
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
179.5
Precise sep
1.54
Constellation
Cassiopeia
SAO
4660
HIP
11656
Tycho2
4316-00862-1
BD
BD+69 150
Distance
256.41
Distance ly
836.41
last precise pa
179.5
last precise sep
1.54
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02303+7025 HDS 327 1991 2 180 1.5 9.31 13.12 A5 023020.19+702447.5

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