21089+1748 HU  365

 
 
21H 08M 55.52S +17 47' 49.9" P.A. 20 SEP 1 MAG 9.26,11.69 SP K5
 
 
Coord 2000
21089+1748
Discov num
HU  365
Comp
Coord arcsec 2000
21 08 55.52 +17 47 49.9
Date first
1901
Date last
2009
Obs
6
Pa first
17
Pa last
20
P.A. Now (θ)
20°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
9.26
Mag sec
11.69
delta mag (ΔM)
2.43
Spectral class
K5 (yellow-orange)
Pri motion ra
-010
Sec motion ra
-014
Pri motion dec
-010
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Delphinus
Tycho2
1653-01160-1
last precise pa
19.9
last precise sep
1.03