19139-2548 B 2475 AB (HD 179499)
19h 13m 51.54s -25° 47' 54.9" P.A. 214.00 sep 8.2 mag 10.20,10.30 Sp F8
| Coord 2000 |
19139-2548 |
|
Discov num |
B 2475 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 13 51.54 -25 47 54.9 |
|
| Date first |
1911 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
218 |
|
Pa last |
214.4 |
|
P.A. Now (θ) |
214.4° |
|
| Sep first |
8.7 |
|
Sep last |
8.234 |
|
Sep. Now (ρ) |
8.234" |
|
| Mag pri |
10.20 |
|
Mag sec |
10.30 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+022 |
|
Sec motion ra |
+015 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-019 |
|
| Notes |
|
|
rPM=0.759
Nature of this double is uncertain.
19139-2548 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 13 52 -25 47 55 |
B 2475 Aa,Ab |
2017 |
2 |
118 |
0.4 |
10.30 |
12.00 |
1.70 |
|
|
| Show |
HD 179499 |
|
19 13 52 -25 47 55 |
B 2475 AB |
2015 |
12 |
214 |
8.2 |
10.20 |
10.30 |
0.10 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 179499 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6878-00482-1 |
|
Gaia DR2 |
6769288373161568128 |
|
| HD |
179499 |
|
