13316+5857 SOR 5 Aa,Ab (HD 117845)
13h 31m 33.75s +58° 57' 10.5" P.A. 77.00 sep 0.5 mag 7.00,9.80 Sp G2V dist. 44.96 pc (146.66 l.y.)
| Coord 2000 |
13316+5857 |
|
Discov num |
SOR 5 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
13 31 33.75 +58 57 10.5 |
|
| Date first |
2015 |
|
Date last |
2023 |
|
Obs |
2 |
|
| Pa first |
60 |
|
Pa last |
77 |
|
P.A. Now (θ) |
77° |
|
| Sep first |
0.5 |
|
Sep last |
0.481 |
|
Sep. Now (ρ) |
0.481" |
|
| Mag pri |
7.00 |
|
Mag sec |
9.80 |
|
delta mag (ΔM) |
2.8 |
|
Spectral class |
G2V (yellow) |
|
| Pri motion ra |
-063 |
|
Sec motion ra |
|
|
| Pri motion dec |
+020 |
|
Sec motion dec |
|
|
| Notes |
N
K
(See Notes, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
13316+5857 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 117845 |
28788 |
13 31 34 +58 57 10 |
SOR 5 Aa,Ab |
2023 |
2 |
77 |
0.5 |
7.00 |
9.80 |
2.80 |
|
<=== |
| Show |
|
28788 |
13 31 34 +58 57 10 |
TOK 290 AB |
2015 |
9 |
273 |
164.6 |
8.03 |
14.82 |
6.79 |
|
|
| Show |
|
28788 |
13 31 34 +58 57 10 |
JNN 151 AC |
2017 |
10 |
54 |
11.4 |
8.03 |
12.70 |
4.67 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 117845 |
|
Constellation |
Ursa Major |
|
SAO |
28788 |
|
HIP |
65971 |
|
| Tycho2 |
3856-00558-1 |
|
HD |
117845 |
|
BD |
BD+59 1517 |
|
Distance |
44.96 |
|
| Distance ly |
146.66 |
|
