20520+6022 SKF2091

 
 
20h 52m 02.73s +60 22' 27.3" P.A. 292 sep 45.5 mag 8.69,9.87 Sp F8+F5
 
 
Coord 2000
20520+6022
Discov num
SKF2091
Comp
Coord arcsec 2000
20 52 02.73 +60 22 27.3
Date first
1897
Date last
2015
Obs
14
Pa first
292
Pa last
292
P.A. Now (θ)
292°
Sep first
46.1
Sep last
45.5
Sep. Now (ρ)
45.5"
Mag pri
8.69
Mag sec
9.87
delta mag (ΔM)
1.18
Spectral class
F8+F5 (yellow-white/yellow-white)
Pri motion ra
-011
Sec motion ra
-014
Pri motion dec
-021
Sec motion dec
-022
Notes
V (Proper motion indicates physical)
rPM=0.121 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
291.9
Precise sep
45.471
Cdsa2 id
SKF 2091
Constellation
Cepheus
Ra deg
20.867425
De deg
60.37425
last precise pa
291.9
last precise sep
45.471
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20520+6022 SKF2091 2010 13 292 45.5 8.70 9.90 F8+F5 V 205202.73+602227.3
20520+6022 SKF2091 2015 14 292 45.5 8.69 9.87 F8+F5 V 205202.73+602227.3

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