20103+1915 J  3053

 
 
20h 10m 12.88s +19 15' 42.6" P.A. 248 sep 7.7 mag 11.80,14.00
 
 
Coord 2000
20103+1915
Discov num
J  3053
Comp
Coord arcsec 2000
20 10 12.88 +19 15 42.6
Date first
1944
Date last
2015
Obs
9
Pa first
250
Pa last
248
P.A. Now (θ)
248°
Sep first
5.0
Sep last
7.7
Sep. Now (ρ)
7.7"
Mag pri
11.80
Mag sec
14.00
delta mag (ΔM)
2.2
Spectral class
Pri motion ra
+000
Sec motion ra
-010
Pri motion dec
-011
Sec motion dec
-023
Notes
U (Proper motion indicates non-physical)
rPM=0.623
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
248
Precise sep
7.726
Constellation
Sagitta
Tycho2
1626-01503-1
Gaia DR2
76312684416
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20103+1915 J 3053 1944 1 250 5.0 10.50 14.00 201020.00+191500.0
20103+1915 J 3053 2000 3 247 7.5 10.50 14.00 D 201012.88+191542.6
20103+1915 J 3053 2001 4 248 7.5 10.50 14.00 D 201012.88+191542.6
20103+1915 J 3053 2015 5 248 7.7 11.80 14.00 U 201012.88+191542.6

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