15118+6151 STF 1927 AB (BV Dra)
15h 11m 50.36s +61° 51' 25.3" P.A. 353.00 sep 16.1 mag 8.12,8.81 Sp F9V+B0 dist. 70.52 pc (230.04 l.y.)
Coord 2000 |
15118+6151 |
|
Discov num |
STF1927 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 11 50.36 +61 51 25.3 |
|
Date first |
1832 |
|
Date last |
2017 |
|
Obs |
53 |
|
Pa first |
354 |
|
Pa last |
353.4 |
|
P.A. Now (θ) |
353.4° |
|
Sep first |
16.1 |
|
Sep last |
16.05 |
|
Sep. Now (ρ) |
16.05" |
|
Mag pri |
8.12 |
|
Mag sec |
8.81 |
|
delta mag (ΔM) |
0.69 |
|
Spectral class |
F9V+B0 (yellow-white/blue-white) |
|
Pri motion ra |
-164 |
|
Sec motion ra |
-161 |
|
Pri motion dec |
+096 |
|
Sec motion dec |
+096 |
|
Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.016 (< 0.3, Physical double)
This double is physical.
15118+6151 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
BV Dra |
16636 |
15 11 50 +61 51 25 |
STF 1927 AB |
2017 |
53 |
353 |
16.1 |
8.12 |
8.81 |
0.69 |
|
<=== |
Show |
|
16636 |
15 11 50 +61 51 25 |
VLM 3 AC |
2015 |
13 |
18 |
32.6 |
8.12 |
13.40 |
5.28 |
|
|
Show |
|
|
15 11 50 +61 51 40 |
VLM 3 BC |
2015 |
7 |
37 |
18.8 |
8.81 |
13.40 |
4.59 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
BV Dra |
|
Constellation |
Draco |
|
SAO |
16636 |
|
HIP |
74370 |
|
Tycho2 |
4180-01944-1 |
|
Gaia DR2 |
1616589410627042560 |
|
HD |
135421 |
|
GC |
20465 |
|
BD |
BD+62 1393 |
|
Distance |
70.52 |
|
Distance ly |
230.04 |
|