21128+3907 GUR  13Aa,Ab

 
 
21H 12M 48.41S +39 06' 40.7" P.A. 44 SEP 0.5 MAG 9.29, SP A5
 
 
Coord 2000
21128+3907
Discov num
GUR  13
Comp
Aa,Ab
Coord arcsec 2000
21 12 48.41 +39 06 40.7
Date first
2012
Date last
2012
Obs
1
Pa first
44
Pa last
44
P.A. Now (θ)
44°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
9.29
Mag sec
delta mag (ΔM)
Spectral class
A5 (white)
Pri motion ra
+010
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
21128+3907 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 71072 21128+3907 GUR 13 Aa,Ab 2012 2012 1 44 0.5 9.29 <===
Show 71072 21128+3907 SEI1447 1895 2012 9 152 13.2 9.34 12.00 2.66
Triple system
1 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
SAO
71072
Tycho2
3169-03877-1
last precise pa
44
last precise sep
0.5