19392+0524 HJ 2886 AB (Sig Aql)
19h 39m 11.64s +05° 23' 52.0" P.A. 327.00 sep 48.0 mag 5.22,12.33 Sp B3V+B3V dist. 239.23 pc (780.37 l.y.)
| Coord 2000 |
19392+0524 |
|
Discov num |
HJ 2886 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 39 11.64 +05 23 52.0 |
|
| Date first |
1830 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
330 |
|
Pa last |
327 |
|
P.A. Now (θ) |
327° |
|
| Sep first |
43.3 |
|
Sep last |
48.002 |
|
Sep. Now (ρ) |
48.002" |
|
| Mag pri |
5.22 |
|
Mag sec |
12.33 |
|
delta mag (ΔM) |
7.11 |
|
Spectral class |
B3V+B3V (blue-white/blue-white) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-006 |
|
| Notes |
N
(See Notes) |
|
rPM=0.447
Nature of this double is uncertain.
19392+0524 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
Sig Aql |
124903 |
19 39 12 +05 23 52 |
HJ 2886 AB |
2015 |
8 |
327 |
48.0 |
5.22 |
12.33 |
7.11 |
|
<=== |
| Show |
|
124903 |
19 39 12 +05 23 52 |
WAL 117 AC |
2015 |
4 |
333 |
131.7 |
5.18 |
13.01 |
7.83 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
Sig Aql |
|
Constellation |
Aquila |
|
SAO |
124903 |
|
HIP |
96665 |
|
| Tycho2 |
0487-03422-1 |
|
Gaia DR2 |
4291462091610511744 |
|
HD |
185507 |
|
HR |
7474 |
|
| GC |
27185 |
|
ADS |
12737 |
|
BD |
BD+05 4225 |
|
Bayer |
Sigma Aquilae |
|
| Bayer name |
Sig Aql |
|
Flamsteed |
44 Aquilae |
|
Flamsteed name |
44 Aql |
|
Distance |
239.23 |
|
| Distance ly |
780.37 |
|
Bayer greek |
σ Aql |
|
