11091+4231 WNO 31 AC
11h 09m 07.15s +42° 30' 10.5" P.A. 5.00 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 |
2015 |
|
Obs |
8 |
|
| Pa first |
3 |
|
Pa last |
5 |
|
P.A. Now (θ) |
5° |
|
| Sep first |
30.0 |
|
Sep last |
29.61 |
|
Sep. Now (ρ) |
29.61" |
|
| 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 |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
11 09 07 +42 30 10 |
HJ 2559 AB |
2015 |
10 |
267 |
14.9 |
13.30 |
13.80 |
0.50 |
|
|
| Show |
|
|
11 09 07 +42 30 10 |
WNO 31 AC |
2015 |
8 |
5 |
29.6 |
13.30 |
16.10 |
2.80 |
|
<=== |
| Show |
|
|
11 09 07 +42 30 10 |
WNO 31 AD |
2015 |
8 |
238 |
45.3 |
13.30 |
16.30 |
3.00 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ursa Major |
|
Gaia DR2 |
777944887999239296 |
|