20153+5429 TDT2122

 
 
20h 15m 18.64s +54 28' 34.4" P.A. 342 sep 0.5 mag 11.07,11.46 Sp A3
 
 
Coord 2000
20153+5429
Discov num
TDT2122
Comp
Coord arcsec 2000
20 15 18.64 +54 28 34.4
Date first
1991
Date last
1991
Obs
1
Pa first
342
Pa last
342
P.A. Now (θ)
342°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
11.07
Mag sec
11.46
delta mag (ΔM)
0.39
Spectral class
A3 (white)
Pri motion ra
+010
Sec motion ra
+010
Pri motion dec
-004
Sec motion dec
-004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
341.5
Precise sep
0.48
Constellation
Cygnus
Tycho2
3941-00109-1
Gaia DR2
71237445376
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20153+5429 TDT2122 1991 1 342 0.5 11.07 11.46 201518.64+542834.4

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