01187+5845 LYS   3

 
 
01h 18m 42.66s +58 44' 43.4" P.A. 171 sep 28.7 mag 10.41,11.13 Sp B8
 
 
Coord 2000
01187+5845
Discov num
LYS   3
Comp
Coord arcsec 2000
01 18 42.66 +58 44 43.4
Date first
1910
Date last
2015
Obs
10
Pa first
171
Pa last
171
P.A. Now (θ)
171°
Sep first
28.7
Sep last
28.7
Sep. Now (ρ)
28.7"
Mag pri
10.41
Mag sec
11.13
delta mag (ΔM)
0.72
Spectral class
B8 (blue-white)
Pri motion ra
+003
Sec motion ra
+004
Pri motion dec
-002
Sec motion dec
-001
Notes
rPM=0.343
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
171.2
Precise sep
28.652
Constellation
Cassiopeia
SAO
22166
Tycho2
3681-01528-1
Gaia DR2
413996982902847872
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01187+5845 LYS 3 1999 6 171 28.6 10.41 11.13 D 011842.66+584443.4
01187+5845 LYS 3 2011 7 171 28.8 10.41 11.13 D 011842.66+584443.4
01187+5845 LYS 3 2015 10 171 28.7 10.41 11.13 B8 011842.66+584443.4

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