20371+3138 TDT2425

 
 
20h 37m 04.59s +31 38' 28.7" P.A. 261 sep 0.5 mag 11.42,11.70
 
 
Coord 2000
20371+3138
Discov num
TDT2425
Comp
Coord arcsec 2000
20 37 04.59 +31 38 28.7
Date first
1991
Date last
1991
Obs
1
Pa first
261
Pa last
261
P.A. Now (θ)
261°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
11.42
Mag sec
11.70
delta mag (ΔM)
0.28
Spectral class
Pri motion ra
+087
Sec motion ra
+087
Pri motion dec
+062
Sec motion dec
+062
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
261.4
Precise sep
0.45
Constellation
Cygnus
SAO
70267
Tycho2
2686-00813-1
Gaia DR2
42070414848
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20371+3138 TDT2425 1991 1 261 0.5 11.42 11.70 203704.59+313828.7

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