12307+1913 GWP1820

12H 30M 39.42S +19 13' 11.7" P.A. 82 SEP 15.8 MAG 13.20,17.90

Coord 2000
12307+1913
Discov num
GWP1820
Comp
Coord arcsec 2000
12 30 39.42 +19 13 11.7
Date first
1996
Date last
2010
Obs
3
Pa first
82
Pa last
82
P.A. Now (θ)
82°
Sep first
15.7
Sep last
15.8
Sep. Now (ρ)
15.8"
Mag pri
13.20
Mag sec
17.90
delta mag (ΔM)
4.7
Spectral class
Pri motion ra
-054
Sec motion ra
-052
Pri motion dec
-002
Sec motion dec
-002
Notes
V (Proper motion indicates physical)


rPM=0.037 (< 0.3, Physical double)

This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Constellation
Coma Berenices
last precise pa
81.6
last precise sep
15.75