20503+1649 TDT2571

 
 
20h 50m 19.06s +16 48' 44.1" P.A. 258 sep 0.8 mag 11.43,11.78
 
 
Coord 2000
20503+1649
Discov num
TDT2571
Comp
Coord arcsec 2000
20 50 19.06 +16 48 44.1
Date first
1991
Date last
1991
Obs
1
Pa first
258
Pa last
258
P.A. Now (θ)
258°
Sep first
0.8
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
11.43
Mag sec
11.78
delta mag (ΔM)
0.35
Spectral class
Pri motion ra
-009
Sec motion ra
-009
Pri motion dec
-012
Sec motion dec
-012
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
257.5
Precise sep
0.84
Constellation
Delphinus
Tycho2
1647-01793-1
last precise pa
257.5
last precise sep
0.84
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20503+1649 TDT2571 1991 1 258 0.8 11.43 11.78 205019.06+164844.1

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