15317+1405 HO 549 BC
15h 31m 50.89s +14° 03' 39.2" P.A. 241.00 sep 0.9 mag 11.08,11.30
| Coord 2000 |
15317+1405 |
|
Discov num |
HO 549 |
|
Comp |
BC |
|
Coord arcsec 2000 |
15 31 50.89 +14 03 39.2 |
|
| Date first |
1895 |
|
Date last |
1991 |
|
Obs |
9 |
|
| Pa first |
250 |
|
Pa last |
241.2 |
|
P.A. Now (θ) |
241.2° |
|
| Sep first |
0.4 |
|
Sep last |
0.897 |
|
Sep. Now (ρ) |
0.897" |
|
| Mag pri |
11.08 |
|
Mag sec |
11.30 |
|
delta mag (ΔM) |
0.22 |
|
Spectral class |
|
|
| Pri motion ra |
-028 |
|
Sec motion ra |
-028 |
|
| Pri motion dec |
+018 |
|
Sec motion dec |
+018 |
|
| Notes |
|
|
Nature of this double is uncertain.
15317+1405 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 138454 |
101595 |
15 31 45 +14 05 00 |
HO 549 AB |
2017 |
13 |
133 |
117.5 |
8.04 |
11.09 |
3.05 |
|
|
| Show |
|
|
15 31 51 +14 03 39 |
HO 549 BC |
1991 |
9 |
241 |
0.9 |
11.08 |
11.30 |
0.22 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Serpens |
|
Tycho2 |
0940-00377-1 |
|
Gaia DR2 |
1193979261657331712 |
|
