18445+3400 STTA 172 (HD 173548)
18h 44m 30.74s +33° 59' 46.1" P.A. 5.00 sep 64.9 mag 7.91,8.66 Sp F8 dist. 53.94 pc (175.95 l.y.)
Coord 2000 |
18445+3400 |
|
Discov num |
STTA172 |
|
Comp |
|
|
Coord arcsec 2000 |
18 44 30.74 +33 59 46.1 |
|
Date first |
1875 |
|
Date last |
2018 |
|
Obs |
30 |
|
Pa first |
6 |
|
Pa last |
5.3 |
|
P.A. Now (θ) |
5.3° |
|
Sep first |
65.5 |
|
Sep last |
64.88 |
|
Sep. Now (ρ) |
64.88" |
|
Mag pri |
7.91 |
|
Mag sec |
8.66 |
|
delta mag (ΔM) |
0.75 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
+013 |
|
Sec motion ra |
+012 |
|
Pri motion dec |
-016 |
|
Sec motion dec |
-018 |
|
Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.103 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 173548 |
|
Constellation |
Lyra |
|
SAO |
67311 |
|
HIP |
91940 |
|
Tycho2 |
2645-00314-1 |
|
Gaia DR2 |
2091495764301335424 |
|
HD |
173548 |
|
BD |
BD+33 3190 |
|
Distance |
53.94 |
|
Distance ly |
175.95 |
|