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
Constellation
Delphinus
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

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