15277+4253 RAO 18 BC
15h 27m 37.91s +42° 53' 23.2" P.A. 141.00 sep 0.3 mag 9.74,11.00 Sp K
| Coord 2000 |
15277+4253 |
|
Discov num |
RAO 18 |
|
Comp |
BC |
|
Coord arcsec 2000 |
15 27 37.91 +42 53 23.2 |
|
| Date first |
2013 |
|
Date last |
2018 |
|
Obs |
4 |
|
| Pa first |
100 |
|
Pa last |
140.5 |
|
P.A. Now (θ) |
140.5° |
|
| Sep first |
0.4 |
|
Sep last |
0.281 |
|
Sep. Now (ρ) |
0.281" |
|
| Mag pri |
9.74 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
1.26 |
|
Spectral class |
K (yellow-orange) |
|
| Pri motion ra |
-070 |
|
Sec motion ra |
|
|
| Pri motion dec |
-263 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
15277+4253 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 138004 |
45551 |
15 27 40 +42 52 53 |
KU 108 AB |
2015 |
17 |
319 |
40.7 |
7.55 |
9.74 |
2.19 |
|
|
| Show |
|
|
15 27 38 +42 53 23 |
RAO 18 BC |
2018 |
4 |
141 |
0.3 |
9.74 |
11.00 |
1.26 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Bootes |
|
Tycho2 |
3058-00653-1 |
|
Gaia DR2 |
1391009688062270208 |
|