20401+1105 GWP2979

 
 
20h 40m 04.33s +11 05' 21.6" P.A. 217 sep 7 mag 17.30,19.30
 
 
Coord 2000
20401+1105
Discov num
GWP2979
Comp
Coord arcsec 2000
20 40 04.33 +11 05 21.6
Date first
1987
Date last
2010
Obs
3
Pa first
218
Pa last
217
P.A. Now (θ)
217°
Sep first
7.0
Sep last
7.0
Sep. Now (ρ)
7"
Mag pri
17.30
Mag sec
19.30
delta mag (ΔM)
2
Spectral class
Pri motion ra
-058
Sec motion ra
-048
Pri motion dec
-050
Sec motion dec
-040
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.185 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
217.3
Precise sep
6.98
Cdsa2 id
GWP 2979
Constellation
Delphinus
Ra deg
20.667869444444445
De deg
11.089333333333334
last precise pa
217.3
last precise sep
6.98
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20401+1105 GWP2979 2000 2 215 7.4 17.30 19.30 V R 204004.33+110521.6
20401+1105 GWP2979 2010 3 217 7.0 17.30 19.30 V R 204004.33+110521.6

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