02318+8916 STF 93 BC
02h 30m 43.45s +89° 15' 38.6" P.A. 83.00 sep 53.1 mag 9.10,13.80
| Coord 2000 |
02318+8916 |
|
Discov num |
STF 93 |
|
Comp |
BC |
|
Coord arcsec 2000 |
02 30 43.45 +89 15 38.6 |
|
| Date first |
2005 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
81 |
|
Pa last |
83.2 |
|
P.A. Now (θ) |
83.2° |
|
| Sep first |
53.0 |
|
Sep last |
53.087 |
|
Sep. Now (ρ) |
53.087" |
|
| Mag pri |
9.10 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
4.7 |
|
Spectral class |
|
|
| Pri motion ra |
|
|
Sec motion ra |
|
|
| Pri motion dec |
|
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
02318+8916 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
308 |
02 31 49 +89 15 51 |
WRH 39 Aa,Ab |
2014 |
8 |
175 |
0.1 |
2.30 |
4.30 |
2.00 |
Y |
|
| Show |
Polaris |
308 |
02 31 49 +89 15 51 |
STF 93 AB |
2016 |
65 |
236 |
18.4 |
2.04 |
9.10 |
7.06 |
|
|
| Show |
|
308 |
02 31 49 +89 15 51 |
STF 93 AC |
2016 |
7 |
103 |
39.0 |
2.04 |
13.80 |
11.76 |
|
|
| Show |
|
308 |
02 31 49 +89 15 51 |
STF 93 AD |
2016 |
8 |
194 |
83.2 |
2.04 |
14.30 |
12.26 |
|
|
| Show |
|
|
02 30 43 +89 15 39 |
STF 93 BC |
2015 |
4 |
83 |
53.1 |
9.10 |
13.80 |
4.70 |
|
<=== |
| Show |
|
|
02 30 43 +89 15 39 |
STF 93 BD |
2014 |
3 |
179 |
69.4 |
9.10 |
14.30 |
5.20 |
|
|
Quintuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ursa Minor |
|
Gaia DR2 |
576402619921510144 |
|
