19474-0148 A 2993 AB (HD 186949)
19h 47m 23.94s -01° 48' 28.8" P.A. 230.00 sep 0.1 mag 9.06,9.09 Sp A2 dist. 116.55 pc (380.19 l.y.)
| Coord 2000 |
19474-0148 |
|
Discov num |
A 2993 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 47 23.94 -01 48 28.8 |
|
| Date first |
1915 |
|
Date last |
2021 |
|
Obs |
31 |
|
| Pa first |
160 |
|
Pa last |
229.5 |
|
P.A. Now (θ) |
232.4° |
|
| Sep first |
0.2 |
|
Sep last |
0.071 |
|
Sep. Now (ρ) |
0.099" |
|
| Mag pri |
9.06 |
|
Mag sec |
9.09 |
|
delta mag (ΔM) |
0.03 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
+005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
O
W
(Orbital solution, ) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 186949 |
|
Constellation |
Aquila |
|
SAO |
143800 |
|
HIP |
97367 |
|
| Tycho2 |
5146-02146-1 |
|
HD |
186949 |
|
ADS |
12924 |
|
BD |
BD-02 5115 |
|
| Distance |
116.55 |
|
Distance ly |
380.19 |
|
