04468-2141 DON 78 (HD 30430)
04h 46m 50.89s -21° 41' 16.6" P.A. 242.00 sep 2.0 mag 9.38,10.74 Sp A2m+A8/F2 dist. 231.48 pc (755.09 l.y.)
| Coord 2000 |
04468-2141 |
|
Discov num |
DON 78 |
|
Comp |
|
|
Coord arcsec 2000 |
04 46 50.89 -21 41 16.6 |
|
| Date first |
1929 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
243 |
|
Pa last |
241.8 |
|
P.A. Now (θ) |
241.8° |
|
| Sep first |
1.8 |
|
Sep last |
2.038 |
|
Sep. Now (ρ) |
2.038" |
|
| Mag pri |
9.38 |
|
Mag sec |
10.74 |
|
delta mag (ΔM) |
1.36 |
|
Spectral class |
A2m+A8/F2 (white/white) |
|
| Pri motion ra |
+007 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-006 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 30430 |
|
Constellation |
Eridanus |
|
SAO |
169756 |
|
HIP |
22228 |
|
| Tycho2 |
5898-00454-1 |
|
Gaia DR2 |
2973950323438638336 |
|
HD |
30430 |
|
BD |
BD-21 976 |
|
| Distance |
231.48 |
|
Distance ly |
755.09 |
|
