11091+4231 WNO  31AC

 
 
11H 09M 07.15S +42 30' 10.5" P.A. 5 SEP 29.6 MAG 13.30,16.10
 
 
Coord 2000
11091+4231
Discov num
WNO  31
Comp
AC
Coord arcsec 2000
11 09 07.15 +42 30 10.5
Date first
1955
Date last
2002
Obs
3
Pa first
3
Pa last
5
P.A. Now (θ)
Sep first
30.0
Sep last
29.6
Sep. Now (ρ)
29.6"
Mag pri
13.30
Mag sec
16.10
delta mag (ΔM)
2.8
Spectral class
Pri motion ra
-019
Sec motion ra
+010
Pri motion dec
+010
Sec motion dec
+005
Notes
rPM=1.371
This double is not physical.
 
 
11091+4231 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 11091+4231 HJ 2559 AB 1830 2002 5 267 14.8 13.30 13.80 0.50
Show 11091+4231 WNO 31 AC 1955 2002 3 5 29.6 13.30 16.10 2.80 <===
Show 11091+4231 WNO 31 AD 1955 2002 3 239 45.3 13.30 16.30 3.00
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ursa Major
last precise pa
4.8
last precise sep
29.644