20577+1846 GWP3022

 
 
20h 57m 39.80s +18 45' 56.2" P.A. 107 sep 5.7 mag 18.10,18.20
 
 
Coord 2000
20577+1846
Discov num
GWP3022
Comp
Coord arcsec 2000
20 57 39.80 +18 45 56.2
Date first
1992
Date last
2010
Obs
3
Pa first
108
Pa last
107
P.A. Now (θ)
107°
Sep first
4.9
Sep last
5.7
Sep. Now (ρ)
5.7"
Mag pri
18.10
Mag sec
18.20
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
+012
Sec motion ra
+004
Pri motion dec
-054
Sec motion dec
-054
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.145 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
107.3
Precise sep
5.72
Cdsa2 id
GWP 3022
Constellation
Delphinus
Ra deg
20.961055555555554
De deg
18.76561111111111
last precise pa
107.3
last precise sep
5.72
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20577+1846 GWP3022 2000 2 107 5.7 18.10 18.20 V R 205739.80+184556.2
20577+1846 GWP3022 2010 3 107 5.7 18.10 18.20 V R 205739.80+184556.2

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