02289+0044 J   648

 
 
02h 28m 55.34s +00 43' 17.2" P.A. 154 sep 2.3 mag 10.50,11.00
 
 
Coord 2000
02289+0044
Discov num
J   648
Comp
Coord arcsec 2000
02 28 55.34 +00 43 17.2
Date first
1891
Date last
2016
Obs
24
Pa first
162
Pa last
154
P.A. Now (θ)
154°
Sep first
2.5
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
10.50
Mag sec
11.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-025
Sec motion ra
-018
Pri motion dec
+007
Sec motion dec
-010
Notes
rPM=0.708
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
154.1
Precise sep
2.34
Constellation
Cetus
last precise pa
154.1
last precise sep
2.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02289+0044 J 648 2001 15 157 2.5 10.70 11.00 022855.34+004317.2
02289+0044 J 648 2016 24 154 2.3 10.50 11.00 022855.34+004317.2

If you need more information about this double, apply for a data request form to the WDS.