20195+1954 J   836

 
 
20h 19m 21.56s +19 54' 20.4" P.A. 251 sep 3 mag 11.50,12.20
 
 
Coord 2000
20195+1954
Discov num
J   836
Comp
Coord arcsec 2000
20 19 21.56 +19 54 20.4
Date first
1912
Date last
2015
Obs
10
Pa first
234
Pa last
251
P.A. Now (θ)
251°
Sep first
3.0
Sep last
3.0
Sep. Now (ρ)
3"
Mag pri
11.50
Mag sec
12.20
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
+045
Sec motion ra
+013
Pri motion dec
+014
Sec motion dec
+001
Notes
U (Proper motion indicates non-physical)
rPM=0.733
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
251.2
Precise sep
2.98
Constellation
Sagitta
Gaia DR2
52012531328
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20195+1954 J 836 2001 7 248 3.1 9.80 10.50 D 201921.56+195420.4
20195+1954 J 836 2015 10 251 3.0 11.50 12.20 U 201921.56+195420.4

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