21083+3757 TDT2778

 
 
21h 08m 17.71s +37 56' 54.4" P.A. 228 sep 0.8 mag 11.86,12.02
 
 
Coord 2000
21083+3757
Discov num
TDT2778
Comp
Coord arcsec 2000
21 08 17.71 +37 56 54.4
Date first
1991
Date last
1991
Obs
1
Pa first
228
Pa last
228
P.A. Now (θ)
228°
Sep first
0.8
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
11.86
Mag sec
12.02
delta mag (ΔM)
0.16
Spectral class
Pri motion ra
+020
Sec motion ra
+020
Pri motion dec
+008
Sec motion dec
+008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
227.5
Precise sep
0.84
Constellation
Cygnus
Tycho2
3168-00145-1
last precise pa
227.5
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
21083+3757 TDT2778 1991 1 228 0.8 11.86 12.02 210817.71+375654.4

If you need more information about this double, apply for a data request form to the WDS.