02515+7602 HJ 2156

 
 
02h 51m 30.86s +76 01' 59.9" P.A. 223 sep 36.1 mag 9.75,14.59 Sp A2
 
 
Coord 2000
02515+7602
Discov num
HJ 2156
Comp
Coord arcsec 2000
02 51 30.86 +76 01 59.9
Date first
1831
Date last
2010
Obs
5
Pa first
231
Pa last
223
P.A. Now (θ)
223°
Sep first
16.0
Sep last
36.1
Sep. Now (ρ)
36.1"
Mag pri
9.75
Mag sec
14.59
delta mag (ΔM)
4.84
Spectral class
A2 (white)
Pri motion ra
-016
Sec motion ra
+000
Pri motion dec
+026
Sec motion dec
-007
Notes
rPM=1.201
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
223.1
Precise sep
36.06
Constellation
Cassiopeia
SAO
4742
Tycho2
4508-03061-1
last precise pa
223.1
last precise sep
36.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02515+7602 HJ 2156 1999 3 223 36.0 9.75 14.90 A2 D 025130.86+760159.9
02515+7602 HJ 2156 2003 5 223 35.9 9.75 14.90 A2 D 025130.86+760159.9
02515+7602 HJ 2156 2010 5 223 36.0 9.75 14.59 A2 025130.86+760159.9

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