00381-0030 HDO 31 (15 Cet)
00h 38m 04.57s -00° 30' 12.6" P.A. 315.00 sep 25.3 mag 6.67,13.53 Sp K2III dist. 243.9 pc (795.6 l.y.)
| Coord 2000 |
00381-0030 |
|
Discov num |
HDO 31 |
|
Comp |
|
|
Coord arcsec 2000 |
00 38 04.57 -00 30 12.6 |
|
| Date first |
1868 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
315 |
|
Pa last |
314.9 |
|
P.A. Now (θ) |
314.9° |
|
| Sep first |
25.0 |
|
Sep last |
25.281 |
|
Sep. Now (ρ) |
25.281" |
|
| Mag pri |
6.67 |
|
Mag sec |
13.53 |
|
delta mag (ΔM) |
6.86 |
|
Spectral class |
K2III (yellow-orange) |
|
| Pri motion ra |
-042 |
|
Sec motion ra |
|
|
| Pri motion dec |
-011 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
15 Cet |
|
Constellation |
Cetus |
|
SAO |
128868 |
|
HIP |
2994 |
|
| Tycho2 |
4672-01254-1 |
|
HD |
3512 |
|
GC |
752 |
|
BD |
BD-01 75 |
|
| Flamsteed |
15 Ceti |
|
Flamsteed name |
15 Cet |
|
Distance |
243.9 |
|
Distance ly |
795.6 |
|
