20281+4822 TDT2302

 
 
20h 28m 07.60s +48 22' 17.2" P.A. 249 sep 1.4 mag 11.56,12.22
 
 
Coord 2000
20281+4822
Discov num
TDT2302
Comp
Coord arcsec 2000
20 28 07.60 +48 22 17.2
Date first
1991
Date last
1991
Obs
1
Pa first
249
Pa last
249
P.A. Now (θ)
249°
Sep first
1.4
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
11.56
Mag sec
12.22
delta mag (ΔM)
0.66
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
249.2
Precise sep
1.42
Constellation
Cygnus
Tycho2
3577-00537-1
Gaia DR2
45755662464
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20281+4822 TDT2302 1991 1 249 1.4 11.56 12.22 202807.60+482217.2

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