02500+4222 KU   78

 
 
02h 49m 59.97s +42 21' 45.3" P.A. 163 sep 25.1 mag 9.75,10.22 Sp G5
 
 
Coord 2000
02500+4222
Discov num
KU   78
Comp
Coord arcsec 2000
02 49 59.97 +42 21 45.3
Date first
1893
Date last
2011
Obs
13
Pa first
166
Pa last
163
P.A. Now (θ)
163°
Sep first
21.5
Sep last
25.1
Sep. Now (ρ)
25.1"
Mag pri
9.75
Mag sec
10.22
delta mag (ΔM)
0.47
Spectral class
G5 (yellow)
Pri motion ra
-004
Sec motion ra
+018
Pri motion dec
+011
Sec motion dec
-015
Notes
L (Linear solution)
rPM=1.454
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
163.4
Precise sep
25.09
Constellation
Perseus
Tycho2
2854-00346-1
last precise pa
163.4
last precise sep
25.09
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02500+4222 KU 78 2007 9 163 25.0 9.75 10.22 G5 LD 024959.97+422145.3
02500+4222 KU 78 2010 10 163 25.2 9.75 10.22 G5 LD 024959.97+422145.3
02500+4222 KU 78 2011 12 163 25.1 9.75 10.22 G5 LD 024959.97+422145.3

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