19177+2302 BU 248 AB (2 Vul)
19h 17m 43.64s +23° 01' 32.0" P.A. 128.00 sep 1.8 mag 5.43,8.75 Sp B0.5IV dist. 373.13 pc (1217.15 l.y.)
| Coord 2000 |
19177+2302 |
|
Discov num |
BU 248 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 17 43.64 +23 01 32.0 |
|
| Date first |
1875 |
|
Date last |
2015 |
|
Obs |
67 |
|
| Pa first |
125 |
|
Pa last |
128.3 |
|
P.A. Now (θ) |
128.3° |
|
| Sep first |
1.9 |
|
Sep last |
1.76 |
|
Sep. Now (ρ) |
1.76" |
|
| Mag pri |
5.43 |
|
Mag sec |
8.75 |
|
delta mag (ΔM) |
3.32 |
|
Spectral class |
B0.5IV (blue-white) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
+001 |
|
| Pri motion dec |
-011 |
|
Sec motion dec |
-011 |
|
| Notes |
N
(See Notes) |
|
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
| Name |
2 Vul |
|
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 |
|
