20408+1332 GWP2982

 
 
20h 40m 46.70s +13 31' 42.7" P.A. 31 sep 88.9 mag 15.20,17.00
 
 
Coord 2000
20408+1332
Discov num
GWP2982
Comp
Coord arcsec 2000
20 40 46.70 +13 31 42.7
Date first
1990
Date last
2010
Obs
3
Pa first
31
Pa last
31
P.A. Now (θ)
31°
Sep first
89.1
Sep last
88.9
Sep. Now (ρ)
88.9"
Mag pri
15.20
Mag sec
17.00
delta mag (ΔM)
1.8
Spectral class
Pri motion ra
+018
Sec motion ra
+020
Pri motion dec
-122
Sec motion dec
-122
Notes
V (Proper motion indicates physical)
rPM=0.016 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
30.6
Precise sep
88.85
Constellation
Delphinus
last precise pa
30.6
last precise sep
88.85
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20408+1332 GWP2982 1997 2 31 88.9 15.20 17.00 V 204046.70+133142.7
20408+1332 GWP2982 2010 3 31 88.8 15.20 17.00 V 204046.70+133142.7

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