21302+5743 TDT3000

 
 
21h 30m 11.17s +57 43' 23.7" P.A. 164 sep 0.5 mag 11.44,11.47 Sp A0
 
 
Coord 2000
21302+5743
Discov num
TDT3000
Comp
Coord arcsec 2000
21 30 11.17 +57 43 23.7
Date first
1991
Date last
1991
Obs
1
Pa first
164
Pa last
164
P.A. Now (θ)
164°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
11.44
Mag sec
11.47
delta mag (ΔM)
0.03
Spectral class
A0 (white)
Pri motion ra
-008
Sec motion ra
-008
Pri motion dec
+000
Sec motion dec
+000
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cepheus
Tycho2
3974-00430-1
last precise pa
164.2
last precise sep
0.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21302+5743 TDT3000 1991 1 164 0.5 11.44 11.47 213011.17+574323.7

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