20419+3054 TDT2480

 
 
20h 41m 55.52s +30 53' 42.5" P.A. 147.00 sep 0.6 mag 11.74,12.21
 
 
Coord 2000
20419+3054
Discov num
TDT2480
Comp
Coord arcsec 2000
20 41 55.52 +30 53 42.5
Date first
1991
Date last
1991
Obs
1
Pa first
147
Pa last
147
P.A. Now (θ)
147°
Sep first
0.6
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
11.74
Mag sec
12.21
delta mag (ΔM)
0.47
Spectral class
Pri motion ra
-008
Sec motion ra
-008
Pri motion dec
-009
Sec motion dec
-009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
147
Precise sep
0.55
Constellation
Cygnus
SAO
70389
Tycho2
2686-00061-1
Gaia DR2
33923671424
HD
334891
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20419+3054 TDT2480 1991 1 147 0.6 11.74 12.21 204155.52+305342.5

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