18512+5923 STF 2420 BC
18h 51m 08.98s +59° 23' 45.8" P.A. 326.00 sep 103.5 mag 8.26,12.67 Sp K3IIIp
| Coord 2000 |
18512+5923 |
|
Discov num |
STF2420 |
|
Comp |
BC |
|
Coord arcsec 2000 |
18 51 08.98 +59 23 45.8 |
|
| Date first |
1880 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
327 |
|
Pa last |
326.2 |
|
P.A. Now (θ) |
326.2° |
|
| Sep first |
107.8 |
|
Sep last |
103.462 |
|
Sep. Now (ρ) |
103.462" |
|
| Mag pri |
8.26 |
|
Mag sec |
12.67 |
|
delta mag (ΔM) |
4.41 |
|
Spectral class |
K3IIIp (yellow-orange) |
|
| Pri motion ra |
|
|
Sec motion ra |
-000 |
|
| Pri motion dec |
|
|
Sec motion dec |
-003 |
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
18512+5923 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
31218 |
18 51 12 +59 23 18 |
CIA 8 Aa,Ab |
2014 |
6 |
202 |
0.0 |
4.77 |
11.00 |
6.23 |
Y |
|
| Show |
Omi Dra |
31218 |
18 51 12 +59 23 18 |
STF 2420 AB |
2019 |
94 |
316 |
37.6 |
4.77 |
8.26 |
3.49 |
|
|
| Show |
|
31218 |
18 51 12 +59 23 18 |
STF 2420 AC |
2014 |
4 |
324 |
141.3 |
4.77 |
12.67 |
7.90 |
|
|
| Show |
|
|
18 51 09 +59 23 46 |
STF 2420 BC |
2015 |
9 |
326 |
103.5 |
8.26 |
12.67 |
4.41 |
|
<=== |
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Gaia DR2 |
2156134949085645184 |
|
