20192+1723 J  1247

 
 
20h 19m 06.86s +17 23' 08.6" P.A. 155 sep 3.2 mag 10.70,11.00 Sp G0
 
 
Coord 2000
20192+1723
Discov num
J  1247
Comp
Coord arcsec 2000
20 19 06.86 +17 23 08.6
Date first
1895
Date last
2015
Obs
10
Pa first
154
Pa last
155
P.A. Now (θ)
155°
Sep first
3.5
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
10.70
Mag sec
11.00
delta mag (ΔM)
0.3
Spectral class
G0 (yellow)
Pri motion ra
-019
Sec motion ra
-011
Pri motion dec
-006
Sec motion dec
-022
Notes
rPM=0.727
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
154.7
Precise sep
3.15
Constellation
Sagitta
Gaia DR2
78721422848
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20192+1723 J 1247 2001 8 156 3.3 10.70 11.00 G0 D 201906.96+172305.8
20192+1723 J 1247 2015 10 155 3.2 10.70 11.00 G0 201906.86+172308.6

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