18500+2043 HU 328 (AD Her)
18h 50m 00.30s +20° 43' 16.5" P.A. 187.00 sep 4.8 mag 9.76,11.16 Sp A4V+K2 dist. 1149.43 pc (3749.44 l.y.)
Coord 2000 |
18500+2043 |
|
Discov num |
HU 328 |
|
Comp |
|
|
Coord arcsec 2000 |
18 50 00.30 +20 43 16.5 |
|
Date first |
1896 |
|
Date last |
2018 |
|
Obs |
21 |
|
Pa first |
189 |
|
Pa last |
187.3 |
|
P.A. Now (θ) |
187.3° |
|
Sep first |
4.5 |
|
Sep last |
4.772 |
|
Sep. Now (ρ) |
4.772" |
|
Mag pri |
9.76 |
|
Mag sec |
11.16 |
|
delta mag (ΔM) |
1.4 |
|
Spectral class |
A4V+K2 (white/yellow-orange) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
-011 |
|
Notes |
N
(See Notes) |
|
rPM=0.533
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Var name |
AD Her |
|
Constellation |
Hercules |
|
HIP |
92414 |
|
Tycho2 |
1596-02599-1 |
|
Gaia DR2 |
4530807837182604800 |
|
HD |
349425 |
|
BD |
BD+20 3950 |
|
Distance |
1149.43 |
|
Distance ly |
3749.44 |
|