20231+4405 TDT2227

 
 
20h 23m 06.29s +44 05' 06.9" P.A. 172 sep 0.5 mag 10.94,11.05
 
 
Coord 2000
20231+4405
Discov num
TDT2227
Comp
Coord arcsec 2000
20 23 06.29 +44 05 06.9
Date first
1991
Date last
1991
Obs
1
Pa first
172
Pa last
172
P.A. Now (θ)
172°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.94
Mag sec
11.05
delta mag (ΔM)
0.11
Spectral class
Pri motion ra
-010
Sec motion ra
-010
Pri motion dec
-012
Sec motion dec
-012
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
172
Precise sep
0.53
Constellation
Cygnus
Tycho2
3164-00847-1
Gaia DR2
98357137536
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20231+4405 TDT2227 1991 1 172 0.5 10.94 11.05 202306.29+440506.9

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