20252+3846 TDT2255

 
 
20h 25m 12.43s +38 45' 56.2" P.A. 321 sep 0.9 mag 11.41,11.65 Sp A7
 
 
Coord 2000
20252+3846
Discov num
TDT2255
Comp
Coord arcsec 2000
20 25 12.43 +38 45 56.2
Date first
1991
Date last
1991
Obs
1
Pa first
321
Pa last
321
P.A. Now (θ)
321°
Sep first
0.9
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
11.41
Mag sec
11.65
delta mag (ΔM)
0.24
Spectral class
A7 (white)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
-001
Sec motion dec
-001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
321.4
Precise sep
0.87
Constellation
Cygnus
Tycho2
3152-01171-1
Gaia DR2
64443554048
HD
229283
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20252+3846 TDT2255 1991 1 321 0.9 11.41 11.65 202512.43+384556.2

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