21306+4213 FYM 336AC

 
 
21H 30M 35.00S +42 12' 40.4" P.A. 123 SEP 9.5 MAG 8.27,14.90 SP A7V DIST. 173.91 PC (567.29 L.Y.)
 
 
Coord 2000
21306+4213
Discov num
FYM 336
Comp
AC
Coord arcsec 2000
21 30 35.00 +42 12 40.4
Date first
1998
Date last
2015
Obs
3
Pa first
123
Pa last
123
P.A. Now (θ)
123°
Sep first
9.6
Sep last
9.5
Sep. Now (ρ)
9.5"
Mag pri
8.27
Mag sec
14.90
delta mag (ΔM)
6.63
Spectral class
A7V (white)
Pri motion ra
-001
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21306+4213 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 50950 21306+4213 STT 441 AB 1847 2015 18 328 6.1 8.27 11.26 2.99
Show 50950 21306+4213 FYM 336 AC 1998 2015 3 123 9.5 8.27 14.90 6.63 <===
Show 50950 21306+4213 FYM 336 AD 1998 2015 3 280 19.4 8.27 14.70 6.43
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
SAO
50950
HIP
106191
Tycho2
3191-01712-1
HD
204919
BD
BD+41 4169
Distance
173.91
Distance ly
567.29
last precise pa
122.5
last precise sep
9.5