04490-4128 RST 1285 (HD 30831)
04h 49m 02.31s -41° 27' 58.8" P.A. 322.00 sep 0.7 mag 10.51,10.72 Sp K2V: dist. 144.09 pc (470.02 l.y.)
Coord 2000 |
04490-4128 |
|
Discov num |
RST1285 |
|
Comp |
|
|
Coord arcsec 2000 |
04 49 02.31 -41 27 58.8 |
|
Date first |
1931 |
|
Date last |
2016 |
|
Obs |
9 |
|
Pa first |
300 |
|
Pa last |
322.1 |
|
P.A. Now (θ) |
322.1° |
|
Sep first |
0.9 |
|
Sep last |
0.666 |
|
Sep. Now (ρ) |
0.666" |
|
Mag pri |
10.51 |
|
Mag sec |
10.72 |
|
delta mag (ΔM) |
0.21 |
|
Spectral class |
K2V: (yellow-orange) |
|
Pri motion ra |
-040 |
|
Sec motion ra |
-040 |
|
Pri motion dec |
-126 |
|
Sec motion dec |
-126 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 30831 |
|
Constellation |
Caelum |
|
HIP |
22377 |
|
Tycho2 |
7589-01322-1 |
|
Gaia DR2 |
4815176689829558272 |
|
HD |
30831 |
|
CD |
CD-41 1583 |
|
CP |
CP-41 572 |
|
Distance |
144.09 |
|
Distance ly |
470.02 |
|