16362+5255 STFA 30 AC
16h 36m 13.72s +52° 55' 27.8" P.A. 193.00 sep 90.2 mag 5.38,5.50 Sp B9V dist. 126.42 pc (412.38 l.y.)
| Coord 2000 |
16362+5255 |
|
Discov num |
STFA 30 |
|
Comp |
AC |
|
Coord arcsec 2000 |
16 36 13.72 +52 55 27.8 |
|
| Date first |
1823 |
|
Date last |
2018 |
|
Obs |
86 |
|
| Pa first |
196 |
|
Pa last |
193.1 |
|
P.A. Now (θ) |
193.1° |
|
| Sep first |
90.3 |
|
Sep last |
90.22 |
|
Sep. Now (ρ) |
90.22" |
|
| Mag pri |
5.38 |
|
Mag sec |
5.50 |
|
delta mag (ΔM) |
0.12 |
|
Spectral class |
B9V (blue-white) |
|
| Pri motion ra |
-012 |
|
Sec motion ra |
-014 |
|
| Pri motion dec |
+027 |
|
Sec motion dec |
+028 |
|
| Notes |
N
Z
(See Notes, Parallax indicates components are physical) |
|
rPM=0.071 (< 0.3, Physical double)
This double is physical.
16362+5255 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
17 Dra |
30013 |
16 36 14 +52 55 28 |
STF 2078 AB |
2021 |
198 |
104 |
2.9 |
5.38 |
6.42 |
1.04 |
|
|
| Show |
|
30013 |
16 36 14 +52 55 28 |
STFA 30 AC |
2018 |
86 |
193 |
90.2 |
5.38 |
5.50 |
0.12 |
|
<=== |
| Show |
|
30012 |
16 36 14 +52 55 27 |
STFA 30 BC |
2017 |
47 |
194 |
90.1 |
6.42 |
5.50 |
0.92 |
|
|
| Show |
|
30012 |
16 36 11 +52 54 00 |
STFA 30 CD |
2020 |
9 |
123 |
125.5 |
5.50 |
11.19 |
5.69 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
SAO |
30013 |
|
HIP |
81292 |
|
Tycho2 |
3879-02960-2 |
|
| Gaia DR2 |
1425769751741972352 |
|
HD |
150117 |
|
HR |
6185 |
|
GC |
22352 |
|
| ADS |
10129 |
|
BD |
BD+53 1876 |
|
Flamsteed |
17 Draconis |
|
Flamsteed name |
17 Dra |
|
| Distance |
126.42 |
|
Distance ly |
412.38 |
|
