19177+2302 HO 654 AC
19h 17m 43.64s +23° 01' 32.0" P.A. 119.00 sep 51.1 mag 5.43,10.40 Sp B0.5IV dist. 373.13 pc (1217.15 l.y.)
| Coord 2000 |
19177+2302 |
|
Discov num |
HO 654 |
|
Comp |
AC |
|
Coord arcsec 2000 |
19 17 43.64 +23 01 32.0 |
|
| Date first |
1881 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
120 |
|
Pa last |
118.8 |
|
P.A. Now (θ) |
118.8° |
|
| Sep first |
50.4 |
|
Sep last |
51.126 |
|
Sep. Now (ρ) |
51.126" |
|
| Mag pri |
5.43 |
|
Mag sec |
10.40 |
|
delta mag (ΔM) |
4.97 |
|
Spectral class |
B0.5IV (blue-white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-012 |
|
| Notes |
N
(See Notes) |
|
rPM=0.658
Nature of this double is uncertain.
19177+2302 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
2 Vul |
87036 |
19 17 44 +23 01 32 |
BU 248 AB |
2015 |
67 |
128 |
1.8 |
5.43 |
8.75 |
3.32 |
|
|
| Show |
|
87036 |
19 17 44 +23 01 32 |
HO 654 AC |
2015 |
8 |
119 |
51.1 |
5.43 |
10.40 |
4.97 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Var name |
ES Vul |
|
Constellation |
Vulpecula |
|
SAO |
87036 |
|
HIP |
94827 |
|
| Tycho2 |
2124-02557-1 |
|
Gaia DR2 |
2022245532721403776 |
|
HD |
180968 |
|
HR |
7318 |
|
| GC |
26613 |
|
ADS |
12287 |
|
BD |
BD+22 3648 |
|
Flamsteed |
2 Vulpeculae |
|
| Flamsteed name |
2 Vul |
|
Distance |
373.13 |
|
Distance ly |
1217.15 |
|
