20372+1250 A  1680

 
 
20h 37m 12.89s +12 49' 41.7" P.A. 295.00 sep 3.8 mag 8.99,12.20 Sp G0
 
 
Coord 2000
20372+1250
Discov num
A  1680
Comp
Coord arcsec 2000
20 37 12.89 +12 49 41.7
Date first
1907
Date last
2015
Obs
10
Pa first
296
Pa last
295
P.A. Now (θ)
295°
Sep first
3.5
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
8.99
Mag sec
12.20
delta mag (ΔM)
3.21
Spectral class
G0 (yellow)
Pri motion ra
+005
Sec motion ra
-046
Pri motion dec
-016
Sec motion dec
+000
Notes
rPM=1.162
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
295.4
Precise sep
3.816
Constellation
Delphinus
SAO
106309
Tycho2
1096-00891-1
Gaia DR2
15608519808
HD
196450
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20372+1250 A 1680 1999 7 293 3.7 8.99 12.20 G0 D 203712.89+124941.7
20372+1250 A 1680 2001 8 295 3.8 8.99 12.20 G0 D 203712.89+124941.7
20372+1250 A 1680 2009 9 296 3.8 8.99 12.20 G0 D 203712.89+124941.7
20372+1250 A 1680 2015 10 295 3.8 8.99 12.20 G0 203712.89+124941.7

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