20013+1917 J   784

 
 
20h 01m 17.20s +19 17' 08.9" P.A. 158 sep 2.2 mag 12.10,12.30
 
 
Coord 2000
20013+1917
Discov num
J   784
Comp
Coord arcsec 2000
20 01 17.20 +19 17 08.9
Date first
1912
Date last
2005
Obs
10
Pa first
158
Pa last
158
P.A. Now (θ)
158°
Sep first
2.1
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
12.10
Mag sec
12.30
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
-014
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
158.4
Precise sep
2.15
Constellation
Sagitta
last precise pa
158.4
last precise sep
2.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20013+1917 J 784 2002 9 159 2.2 9.70 9.90 200117.16+191709.0
20013+1917 J 784 2005 10 158 2.2 12.10 12.30 200117.20+191708.9

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