20187+2001 HDS 2901 (HD 351972)
20h 18m 44.89s +20° 00' 59.1" P.A. 46.00 sep 0.3 mag 9.98,12.23 Sp F5 dist. 546.45 pc (1782.52 l.y.)
| Coord 2000 |
20187+2001 |
|
Discov num |
HDS2901 |
|
Comp |
|
|
Coord arcsec 2000 |
20 18 44.89 +20 00 59.1 |
|
| Date first |
1991 |
|
Date last |
2011 |
|
Obs |
2 |
|
| Pa first |
47 |
|
Pa last |
46.1 |
|
P.A. Now (θ) |
46.1° |
|
| Sep first |
0.2 |
|
Sep last |
0.292 |
|
Sep. Now (ρ) |
0.292" |
|
| Mag pri |
9.98 |
|
Mag sec |
12.23 |
|
delta mag (ΔM) |
2.25 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 351972 |
|
Constellation |
Sagitta |
|
SAO |
105952 |
|
HIP |
100130 |
|
| Tycho2 |
1639-00496-1 |
|
Gaia DR2 |
1816587410328310528 |
|
HD |
351972 |
|
BD |
BD+19 4362 |
|
| Distance |
546.45 |
|
Distance ly |
1782.52 |
|
