20348+3852 GRV 357

 
 
20h 34m 53.07s +38 52' 49.7" P.A. 275 sep 22.5 mag 12.00,12.80
 
 
Coord 2000
20348+3852
Discov num
GRV 357
Comp
Coord arcsec 2000
20 34 53.07 +38 52 49.7
Date first
1998
Date last
2015
Obs
8
Pa first
274
Pa last
275
P.A. Now (θ)
275°
Sep first
22.4
Sep last
22.5
Sep. Now (ρ)
22.5"
Mag pri
12.00
Mag sec
12.80
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
-007
Sec motion ra
-021
Pri motion dec
-023
Sec motion dec
-023
Notes
rPM=0.45
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
274.6
Precise sep
22.527
Constellation
Cygnus
SAO
70226
Tycho2
3153-00119-1
Gaia DR2
30699225984
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20348+3852 GRV 357 2000 2 275 22.4 12.00 12.80 D 203453.07+385249.7
20348+3852 GRV 357 2002 3 275 22.4 12.00 12.80 D 203453.07+385249.7
20348+3852 GRV 357 2010 3 275 22.5 12.00 12.80 203453.07+385249.7
20348+3852 GRV 357 2015 4 275 22.5 12.00 12.80 203453.07+385249.7

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