21360+5728 STF2813

 
 
21h 36m 02.74s +57 28' 14.0" P.A. 273 sep 10.2 mag 9.21,9.72 Sp F5
 
 
Coord 2000
21360+5728
Discov num
STF2813
Comp
Coord arcsec 2000
21 36 02.74 +57 28 14.0
Date first
1828
Date last
2016
Obs
24
Pa first
261
Pa last
273
P.A. Now (θ)
273°
Sep first
12.0
Sep last
10.2
Sep. Now (ρ)
10.2"
Mag pri
9.21
Mag sec
9.72
delta mag (ΔM)
0.51
Spectral class
F5 (yellow-white)
Pri motion ra
+019
Sec motion ra
+022
Pri motion dec
-007
Sec motion dec
-004
Notes
N (See Notes)
rPM=0.19 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
272.7
Precise sep
10.234
Cdsa2 id
STF 2813
Constellation
Cepheus
Tycho2
3975-00628-1
HD
205850
Ra deg
21.60076111111111
De deg
57.470555555555556
last precise pa
272.7
last precise sep
10.234
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21360+5728 STF2813 2004 21 272 10.4 9.21 9.72 F5 N D 213602.74+572814.0
21360+5728 STF2813 2016 24 273 10.2 9.21 9.72 F5 N 213602.74+572814.0

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