20331+2852 FYM 137AF

 
 
20H 33M 03.81S +28 51' 48.0" P.A. 175 SEP 23.3 MAG 8.78,15.20 SP F DIST. 262.47 PC (856.18 L.Y.)
 
 
Coord 2000
20331+2852
Discov num
FYM 137
Comp
AF
Coord arcsec 2000
20 33 03.81 +28 51 48.0
Date first
2000
Date last
2012
Obs
3
Pa first
176
Pa last
175
P.A. Now (θ)
175°
Sep first
23.2
Sep last
23.3
Sep. Now (ρ)
23.3"
Mag pri
8.78
Mag sec
15.20
delta mag (ΔM)
6.42
Spectral class
F (yellow-white)
Pri motion ra
-005
Sec motion ra
Pri motion dec
-019
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20331+2852 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 88827 20331+2852 ES 507 AB 1907 2011 6 294 7.2 8.78 11.40 2.62
Show 88827 20331+2852 ES 507 AC 1892 2013 24 345 36.2 8.78 9.87 1.09
Show 88827 20331+2852 ES 507 AD 1892 2012 15 223 36.8 8.78 10.49 1.71
Show 88827 20331+2852 FYM 137 AE 2000 2012 3 100 42.6 8.78 14.80 6.02
Show 88827 20331+2852 FYM 137 AF 2000 2012 3 175 23.3 8.78 15.20 6.42 <===
Show 88827 20331+2852 FYM 137 AG 2000 2012 3 299 32.7 8.78 14.80 6.02
Show 88827 20331+2852 ES 507 DS 1926 2012 5 142 16.7 10.49 12.80 2.31
Octuple system
8 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Vulpecula
SAO
88827
HIP
101407
Tycho2
2169-00932-1
HD
195894
BD
BD+28 3790
Distance
262.47
Distance ly
856.18
last precise pa
174.8
last precise sep
23.3