20118+3108 COU1474

 
 
20h 11m 46.73s +31 08' 07.7" P.A. 59 sep 3 mag 9.30,10.50 Sp F5
 
 
Coord 2000
20118+3108
Discov num
COU1474
Comp
Coord arcsec 2000
20 11 46.73 +31 08 07.7
Date first
1976
Date last
1998
Obs
5
Pa first
60
Pa last
59
P.A. Now (θ)
59°
Sep first
2.9
Sep last
3.0
Sep. Now (ρ)
3"
Mag pri
9.30
Mag sec
10.50
delta mag (ΔM)
1.2
Spectral class
F5 (yellow-white)
Pri motion ra
+010
Sec motion ra
Pri motion dec
-015
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
58.8
Precise sep
2.99
Constellation
Cygnus
SAO
69580
Tycho2
2671-00524-1
Gaia DR2
84589032576
HD
332023
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20118+3108 COU1474 1998 5 59 3.0 9.30 10.50 F5 D 201146.73+310807.7

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