20131+2107 GRV 323

 
 
20h 13m 06.42s +21 07' 09.8" P.A. 204 sep 19 mag 9.70,13.80
 
 
Coord 2000
20131+2107
Discov num
GRV 323
Comp
Coord arcsec 2000
20 13 06.42 +21 07 09.8
Date first
2000
Date last
2015
Obs
7
Pa first
204
Pa last
204
P.A. Now (θ)
204°
Sep first
19.1
Sep last
19.0
Sep. Now (ρ)
19"
Mag pri
9.70
Mag sec
13.80
delta mag (ΔM)
4.1
Spectral class
Pri motion ra
-013
Sec motion ra
-019
Pri motion dec
-019
Sec motion dec
-006
Notes
rPM=0.622
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
203.7
Precise sep
19.028
Constellation
Sagitta
SAO
88364
Tycho2
1630-00990-1
Gaia DR2
58392143232
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20131+2107 GRV 323 2000 2 204 19.1 9.70 13.80 D 201306.42+210709.8
20131+2107 GRV 323 2001 3 204 19.1 9.70 13.80 D 201306.42+210709.8
20131+2107 GRV 323 2010 3 204 18.1 9.70 13.80 201306.42+210709.8
20131+2107 GRV 323 2015 4 204 19.1 9.70 13.80 201306.42+210709.8

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