12397+4028 ES 1402

 
 
12h 39m 38.78s +40 28' 35.8" P.A. 27 sep 4 mag 10.60,11.60
 
 
Coord 2000
12397+4028
Discov num
ES 1402
Comp
Coord arcsec 2000
12 39 38.78 +40 28 35.8
Date first
1895
Date last
2014
Obs
30
Pa first
30
Pa last
27
P.A. Now (θ)
27°
Sep first
2.9
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
10.60
Mag sec
11.60
delta mag (ΔM)
1
Spectral class
Pri motion ra
-020
Sec motion ra
+000
Pri motion dec
-038
Sec motion dec
+012
Notes
rPM=1.254
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
26.6
Precise sep
4.037
Cdsa2 id
ES 1402
Constellation
Canes Venatici
Tycho2
3018-00697-1
Ra deg
12.660772222222223
De deg
40.47661111111111
last precise pa
26.6
last precise sep
4.037
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12397+4028 ES 1402 2002 13 27 4.0 10.60 11.60 D 123938.78+402835.8
12397+4028 ES 1402 2007 17 27 3.9 10.60 11.60 D 123938.78+402835.8
12397+4028 ES 1402 2010 24 25 3.6 10.60 11.60 123938.78+402835.8
12397+4028 ES 1402 2014 30 27 4.0 10.60 11.60 123938.78+402835.8

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