20146+5349 ES  987

 
 
20h 14m 33.16s +53 49' 51.0" P.A. 294 sep 7.9 mag 9.96,10.60 Sp F8
 
 
Coord 2000
20146+5349
Discov num
ES  987
Comp
Coord arcsec 2000
20 14 33.16 +53 49 51.0
Date first
1899
Date last
2018
Obs
14
Pa first
296
Pa last
294
P.A. Now (θ)
294°
Sep first
8.3
Sep last
7.9
Sep. Now (ρ)
7.9"
Mag pri
9.96
Mag sec
10.60
delta mag (ΔM)
0.64
Spectral class
F8 (yellow-white)
Pri motion ra
-005
Sec motion ra
-008
Pri motion dec
-005
Sec motion dec
-005
Notes
rPM=0.318
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
293.9
Precise sep
7.931
Constellation
Cygnus
Tycho2
3937-00086-1
Gaia DR2
59302915456
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20146+5349 ES 987 2000 6 292 7.9 9.96 10.60 D 201433.16+534951.0
20146+5349 ES 987 2010 7 294 8.0 9.96 10.60 D 201433.16+534951.0
20146+5349 ES 987 2015 9 294 7.9 9.96 10.60 F8 201433.16+534951.0
20146+5349 ES 987 2018 10 294 7.9 9.96 10.60 F8 201433.16+534951.0

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