05546+1530 BU 563 (HD 39661)
05h 54m 37.44s +15° 30' 27.8" P.A. 186.00 sep 6.7 mag 8.01,11.10 Sp B9 dist. 281.69 pc (918.87 l.y.)
| Coord 2000 |
05546+1530 |
|
Discov num |
BU 563 |
|
Comp |
|
|
Coord arcsec 2000 |
05 54 37.44 +15 30 27.8 |
|
| Date first |
1878 |
|
Date last |
2017 |
|
Obs |
20 |
|
| Pa first |
184 |
|
Pa last |
185.8 |
|
P.A. Now (θ) |
185.8° |
|
| Sep first |
7.4 |
|
Sep last |
6.73 |
|
Sep. Now (ρ) |
6.73" |
|
| Mag pri |
8.01 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
3.09 |
|
Spectral class |
B9 (blue-white) |
|
| Pri motion ra |
-008 |
|
Sec motion ra |
|
|
| Pri motion dec |
-015 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 39661 |
|
Constellation |
Orion |
|
SAO |
94980 |
|
HIP |
27934 |
|
| Tycho2 |
1312-02238-1 |
|
Gaia DR2 |
3347294105150514688 |
|
HD |
39661 |
|
ADS |
4495 |
|
| BD |
BD+15 976 |
|
Distance |
281.69 |
|
Distance ly |
918.87 |
|
