02529+3901 ROE  68

 
 
02h 52m 56.31s +39 01' 49.7" P.A. 257 sep 10.3 mag 10.80,11.30
 
 
Coord 2000
02529+3901
Discov num
ROE  68
Comp
Coord arcsec 2000
02 52 56.31 +39 01 49.7
Date first
1911
Date last
2014
Obs
7
Pa first
259
Pa last
257
P.A. Now (θ)
257°
Sep first
7.8
Sep last
10.3
Sep. Now (ρ)
10.3"
Mag pri
10.80
Mag sec
11.30
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+018
Sec motion ra
+015
Pri motion dec
+003
Sec motion dec
+003
Notes
rPM=0.164 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
257
Precise sep
10.34
Constellation
Perseus
Tycho2
2846-00705-1
last precise pa
257
last precise sep
10.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02529+3901 ROE 68 1998 4 259 10.3 10.79 11.30 D 025256.31+390149.7
02529+3901 ROE 68 2008 5 257 10.1 10.79 11.30 D 025256.31+390149.7
02529+3901 ROE 68 2014 7 257 10.3 10.80 11.30 025256.31+390149.7

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