12307+1913 GWP1820

 
 
12h 30m 39.42s +19 13' 11.7" P.A. 82 sep 16.2 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
2015
Obs
4
Pa first
82
Pa last
82
P.A. Now (θ)
82°
Sep first
15.7
Sep last
16.2
Sep. Now (ρ)
16.2"
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
 
 
Precise pa
81.9
Precise sep
16.17
Constellation
Coma Berenices
Gaia DR2
77750166656
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12307+1913 GWP1820 2000 2 82 15.8 13.20 17.90 V 123039.42+191311.7
12307+1913 GWP1820 2010 3 82 15.7 13.20 17.90 V 123039.42+191311.7
12307+1913 GWP1820 2015 4 82 16.2 13.20 17.90 V 123039.42+191311.7

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