21452+8554 A   775

 
 
21h 45m 09.83s +85 54' 16.6" P.A. 200 sep 2.2 mag 9.44,12.70 Sp F8
 
 
Coord 2000
21452+8554
Discov num
A   775
Comp
Coord arcsec 2000
21 45 09.83 +85 54 16.6
Date first
1904
Date last
2007
Obs
7
Pa first
207
Pa last
200
P.A. Now (θ)
200°
Sep first
2.7
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
9.44
Mag sec
12.70
delta mag (ΔM)
3.26
Spectral class
F8 (yellow-white)
Pri motion ra
-006
Sec motion ra
Pri motion dec
-025
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
200.3
Precise sep
2.19
Constellation
Cepheus
last precise pa
200.3
last precise sep
2.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21452+8554 A 775 1930 4 205 2.4 9.44 12.70 F8 214509.86+855416.6
21452+8554 A 775 2007 7 200 2.2 9.44 12.70 F8 N 214509.83+855416.6

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