18139+6424 RDR 7 AC
18h 13m 53.83s +64° 23' 50.2" P.A. 97.00 sep 3.4 mag 3.94,9.97 Sp F5V dist. 22.92 pc (74.77 l.y.)
| Coord 2000 |
18139+6424 |
|
Discov num |
RDR 7 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 13 53.83 +64 23 50.2 |
|
| Date first |
2010 |
|
Date last |
2010 |
|
Obs |
1 |
|
| Pa first |
97 |
|
Pa last |
96.9 |
|
P.A. Now (θ) |
96.9° |
|
| Sep first |
3.4 |
|
Sep last |
3.38 |
|
Sep. Now (ρ) |
3.38" |
|
| Mag pri |
3.94 |
|
Mag sec |
9.97 |
|
delta mag (ΔM) |
6.03 |
|
Spectral class |
F5V (yellow-white) |
|
| Pri motion ra |
+349 |
|
Sec motion ra |
|
|
| Pri motion dec |
+035 |
|
Sec motion dec |
|
|
| Notes |
N
K
(See Notes, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
18139+6424 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
36 Dra |
17828 |
18 13 54 +64 23 50 |
STT 586 AB |
2013 |
8 |
263 |
331.4 |
5.03 |
10.44 |
5.41 |
|
|
| Show |
|
17828 |
18 13 54 +64 23 50 |
RDR 7 AC |
2010 |
1 |
97 |
3.4 |
3.94 |
9.97 |
6.03 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
SAO |
17828 |
|
HIP |
89348 |
|
Tycho2 |
4209-02018-1 |
|
| HD |
168151 |
|
HR |
6850 |
|
GC |
24916 |
|
GL |
Gl 708.1 |
|
| BD |
BD+64 1252 |
|
Flamsteed |
36 Draconis |
|
Flamsteed name |
36 Dra |
|
FK5 |
685 |
|
| Distance |
22.92 |
|
Distance ly |
74.77 |
|