20251+4220 TDT2252

 
 
20h 25m 05.26s +42 19' 34.7" P.A. 347 sep 1.8 mag 10.74,11.78
 
 
Coord 2000
20251+4220
Discov num
TDT2252
Comp
Coord arcsec 2000
20 25 05.26 +42 19 34.7
Date first
1991
Date last
1991
Obs
1
Pa first
347
Pa last
347
P.A. Now (θ)
347°
Sep first
1.8
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
10.74
Mag sec
11.78
delta mag (ΔM)
1.04
Spectral class
Pri motion ra
-003
Sec motion ra
-003
Pri motion dec
-007
Sec motion dec
-007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
347.1
Precise sep
1.75
Constellation
Cygnus
SAO
49589
Tycho2
3160-01797-1
Gaia DR2
12412219264
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20251+4220 TDT2252 1991 1 347 1.8 10.74 11.78 202505.26+421934.7

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