21440-5720 JC 25 AC
21h 43m 59.16s -57° 19' 30.4" P.A. 214.00 sep 187.0 mag 6.54,7.47 Sp K2III dist. 45.5 pc (148.42 l.y.)
Coord 2000 |
21440-5720 |
|
Discov num |
JC 25 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 43 59.16 -57 19 30.4 |
|
Date first |
1845 |
|
Date last |
1999 |
|
Obs |
15 |
|
Pa first |
221 |
|
Pa last |
213.8 |
|
P.A. Now (θ) |
213.8° |
|
Sep first |
205.4 |
|
Sep last |
187.03 |
|
Sep. Now (ρ) |
187.03" |
|
Mag pri |
6.54 |
|
Mag sec |
7.47 |
|
delta mag (ΔM) |
0.93 |
|
Spectral class |
K2III (yellow-orange) |
|
Pri motion ra |
-117 |
|
Sec motion ra |
+051 |
|
Pri motion dec |
-052 |
|
Sec motion dec |
-048 |
|
Notes |
N
(See Notes) |
|
rPM=1.313
This double is not physical.
21440-5720 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 206428 |
247151 |
21 43 59 -57 19 30 |
JC 25 AB |
2016 |
18 |
4 |
152.3 |
6.54 |
6.90 |
0.36 |
|
|
Show |
|
247151 |
21 43 59 -57 19 30 |
JC 25 AC |
1999 |
15 |
214 |
187.0 |
6.54 |
7.47 |
0.93 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Indus |
|
SAO |
247151 |
|
HIP |
107299 |
|
Tycho2 |
8815-01330-1 |
|
Gaia DR2 |
6458951765971500672 |
|
HD |
206429 |
|
CP |
CP-57 9940 |
|
Distance |
45.5 |
|
Distance ly |
148.42 |
|