15311+3925 KZA  94

 
 
15h 31m 08.01s +39 24' 32.3" P.A. 257.00 sep 15.6 mag 11.43,13.89
 
 
Coord 2000
15311+3925
Discov num
KZA  94
Comp
Coord arcsec 2000
15 31 08.01 +39 24 32.3
Date first
1984
Date last
2017
Obs
13
Pa first
252
Pa last
257
P.A. Now (θ)
257°
Sep first
16.0
Sep last
15.6
Sep. Now (ρ)
15.6"
Mag pri
11.43
Mag sec
13.89
delta mag (ΔM)
2.46
Spectral class
Pri motion ra
+003
Sec motion ra
Pri motion dec
-011
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
257.2
Precise sep
15.6
Constellation
Corona Borealis
Tycho2
3052-00531-1
Gaia DR2
1389453947828749056
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15311+3925 KZA 94 2007 4 256 15.8 11.41 13.40 D 153108.01+392432.3
15311+3925 KZA 94 2013 6 256 15.8 11.43 13.89 153108.01+392432.3
15311+3925 KZA 94 2017 9 257 15.6 11.43 13.89 153108.01+392432.3

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