02572-2458 S 423 AB,C (HD 18455)
02h 57m 14.69s -24° 58' 09.9" P.A. 226.00 sep 29.2 mag 8.06,7.86 Sp K2V dist. 22.47 pc (73.3 l.y.)
Coord 2000 |
02572-2458 |
|
Discov num |
S 423 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
02 57 14.69 -24 58 09.9 |
|
Date first |
1824 |
|
Date last |
2017 |
|
Obs |
36 |
|
Pa first |
219 |
|
Pa last |
225.7 |
|
P.A. Now (θ) |
225.7° |
|
Sep first |
27.8 |
|
Sep last |
29.226 |
|
Sep. Now (ρ) |
29.226" |
|
Mag pri |
8.06 |
|
Mag sec |
7.86 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
K2V (yellow-orange) |
|
Pri motion ra |
+031 |
|
Sec motion ra |
+012 |
|
Pri motion dec |
-019 |
|
Sec motion dec |
-036 |
|
Notes |
N
(See Notes) |
|
rPM=0.672
Nature of this double is uncertain.
02572-2458 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
168181 |
02 57 15 -24 58 10 |
BU 741 AB |
2020 |
82 |
6 |
0.2 |
8.06 |
8.20 |
0.14 |
Y |
|
Show |
HD 18455 |
168181 |
02 57 15 -24 58 10 |
S 423 AB,C |
2017 |
36 |
226 |
29.2 |
8.06 |
7.86 |
0.20 |
|
<=== |
Show |
|
168180 |
02 57 13 -24 58 30 |
BEU 4 Ca,Cb |
2020 |
18 |
274 |
0.0 |
8.24 |
9.30 |
1.06 |
Y |
|
Show |
|
168180 |
02 57 13 -24 58 30 |
HDS 379 CD |
1991 |
2 |
173 |
5.1 |
7.86 |
11.88 |
4.02 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 18455 |
|
Constellation |
Fornax |
|
SAO |
168181 |
|
HIP |
13772 |
|
Tycho2 |
6437-00958-1 |
|
HD |
18455 |
|
GL |
Gl 120.1A |
|
CD |
CD-25 1169 |
|
Distance |
22.47 |
|
Distance ly |
73.3 |
|