19557-1305 HLD 153 (HD 188448)
19h 55m 39.70s -13° 04' 31.1" P.A. 106.00 sep 1.9 mag 10.02,10.75 Sp F2V
| Coord 2000 |
19557-1305 |
|
Discov num |
HLD 153 |
|
Comp |
|
|
Coord arcsec 2000 |
19 55 39.70 -13 04 31.1 |
|
| Date first |
1882 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
120 |
|
Pa last |
106 |
|
P.A. Now (θ) |
106° |
|
| Sep first |
3.0 |
|
Sep last |
1.939 |
|
Sep. Now (ρ) |
1.939" |
|
| Mag pri |
10.02 |
|
Mag sec |
10.75 |
|
delta mag (ΔM) |
0.73 |
|
Spectral class |
F2V (yellow-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
-012 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 188448 |
|
Constellation |
Sagittarius |
|
Tycho2 |
5746-00018-1 |
|
Gaia DR2 |
4188597865367172352 |
|
| HD |
188448 |
|
