20281+3153 TDT2303

 
 
20h 28m 06.82s +31° 52' 49.2" P.A. 143.00 sep 2.7 mag 11.61,12.65
 
 
Coord 2000
20281+3153
Discov num
TDT2303
Comp
Coord arcsec 2000
20 28 06.82 +31 52 49.2
Date first
1991
Date last
1991
Obs
1
Pa first
143
Pa last
143
P.A. Now (θ)
143°
Sep first
2.7
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
11.61
Mag sec
12.65
delta mag (ΔM)
1.04
Spectral class
Pri motion ra
+012
Sec motion ra
+012
Pri motion dec
-004
Sec motion dec
-004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
143
Precise sep
2.71
Constellation
Cygnus
Tycho2
2689-01731-1
Gaia DR2
1862135336658320896
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20281+3153 TDT2303 1991 1 143 2.7 11.61 12.65 202806.82+315249.2

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