17146+1423 CHR 139 Aa,Ab
17h 14m 38.86s +14° 23' 24.9" P.A. 231.00 sep 0.2 mag 3.48, Sp M5Ib-II dist. 110.25 pc (359.64 l.y.)
Coord 2000 |
17146+1423 |
|
Discov num |
CHR 139 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
17 14 38.86 +14 23 24.9 |
|
Date first |
1986 |
|
Date last |
1991 |
|
Obs |
3 |
|
Pa first |
86 |
|
Pa last |
230.7 |
|
P.A. Now (θ) |
230.7° |
|
Sep first |
0.2 |
|
Sep last |
0.195 |
|
Sep. Now (ρ) |
0.195" |
|
Mag pri |
3.48 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
M5Ib-II (red) |
|
Pri motion ra |
-017 |
|
Sec motion ra |
|
|
Pri motion dec |
+047 |
|
Sec motion dec |
|
|
Notes |
N
X
(See Notes, Dubious double) |
|
Nature of this double is uncertain.
17146+1423 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
102680 |
17 14 39 +14 23 25 |
CHR 139 Aa,Ab |
1991 |
3 |
231 |
0.2 |
3.48 |
|
|
|
<=== |
Show |
Rasalgethi |
102680 |
17 14 39 +14 23 25 |
STF 2140 AB |
2020 |
513 |
103 |
4.7 |
3.48 |
5.40 |
1.92 |
Y |
|
Show |
|
102680 |
17 14 39 +14 23 25 |
AGC 16 AC |
2020 |
10 |
296 |
16.6 |
3.48 |
15.50 |
12.02 |
|
|
Show |
|
102680 |
17 14 39 +14 23 25 |
STF 2140 AD |
2002 |
14 |
39 |
79.2 |
3.48 |
11.10 |
7.62 |
|
|
Quintuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Rasalgethi |
|
Var name |
Alp Her |
|
Constellation |
Hercules |
|
SAO |
102680 |
|
HIP |
84345 |
|
Tycho2 |
0990-02133-1 |
|
Gaia DR2 |
4541877995116193408 |
|
HD |
156014 |
|
HR |
6406 |
|
GC |
23277 |
|
ADS |
10418 |
|
BD |
BD+14 3207 |
|
Bayer |
Alpha 1 Herculis |
|
Bayer name |
Alp1 Her |
|
Flamsteed |
64 Herculis |
|
Flamsteed name |
64 Her |
|
Distance |
110.25 |
|
Distance ly |
359.64 |
|
Bayer greek |
α1 Her |
|