20483+5054 ES  998

 
 
20h 48m 17.52s +50 54' 44.3" P.A. 176 sep 3.2 mag 10.90,11.20 Sp G5:
 
 
Coord 2000
20483+5054
Discov num
ES  998
Comp
Coord arcsec 2000
20 48 17.52 +50 54 44.3
Date first
1910
Date last
2003
Obs
4
Pa first
167
Pa last
176
P.A. Now (θ)
176°
Sep first
3.6
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
10.90
Mag sec
11.20
delta mag (ΔM)
0.3
Spectral class
G5: (yellow)
Pri motion ra
+022
Sec motion ra
Pri motion dec
+017
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
176.2
Precise sep
3.157
Constellation
Cygnus
Tycho2
3586-00107-1
last precise pa
176.2
last precise sep
3.157
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20483+5054 ES 998 2001 3 177 3.2 10.90 11.20 204817.52+505444.3
20483+5054 ES 998 2003 4 176 3.2 10.90 11.20 204817.52+505444.3
20483+5054 ES 998 2010 5 172 3.9 10.90 11.20 G5: 204817.52+505444.3

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