15255+1546 HEI 381
15h 25m 28.50s +15° 45' 05.7" P.A. 181.00 sep 0.3 mag 11.30,11.30
| Coord 2000 |
15255+1546 |
|
Discov num |
HEI 381 |
|
Comp |
|
|
Coord arcsec 2000 |
15 25 28.50 +15 45 05.7 |
|
| Date first |
1986 |
|
Date last |
2011 |
|
Obs |
3 |
|
| Pa first |
179 |
|
Pa last |
181.2 |
|
P.A. Now (θ) |
181.2° |
|
| Sep first |
0.3 |
|
Sep last |
0.277 |
|
Sep. Now (ρ) |
0.277" |
|
| Mag pri |
11.30 |
|
Mag sec |
11.30 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
-010 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Serpens |
|
Tycho2 |
1487-00117-1 |
|
Gaia DR2 |
1207211162538843008 |
|