19389-4207 B 979 (HD 184991)
19h 38m 53.86s -42° 07' 05.9" P.A. 184.00 sep 1.0 mag 10.30,10.63 Sp F6V dist. 222.72 pc (726.51 l.y.)
| Coord 2000 |
19389-4207 |
|
Discov num |
B 979 |
|
Comp |
|
|
Coord arcsec 2000 |
19 38 53.86 -42 07 05.9 |
|
| Date first |
1927 |
|
Date last |
2016 |
|
Obs |
9 |
|
| Pa first |
193 |
|
Pa last |
184.1 |
|
P.A. Now (θ) |
184.1° |
|
| Sep first |
1.1 |
|
Sep last |
1.05 |
|
Sep. Now (ρ) |
1.05" |
|
| Mag pri |
10.30 |
|
Mag sec |
10.63 |
|
delta mag (ΔM) |
0.33 |
|
Spectral class |
F6V (yellow-white) |
|
| Pri motion ra |
-010 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 184991 |
|
Constellation |
Sagittarius |
|
HIP |
96641 |
|
Tycho2 |
7940-00369-1 |
|
| Gaia DR2 |
6689128168693020288 |
|
HD |
184991 |
|
CD |
CD-4214362 |
|
CP |
CP-42 8875 |
|
| Distance |
222.72 |
|
Distance ly |
726.51 |
|
