20216-5449 COO 239 (HD 193231)
20h 21m 38.36s -54° 48' 45.2" P.A. 346.00 sep 4.5 mag 8.72,10.21 Sp G5V dist. 45.56 pc (148.62 l.y.)
Coord 2000 |
20216-5449 |
|
Discov num |
COO 239 |
|
Comp |
|
|
Coord arcsec 2000 |
20 21 38.36 -54 48 45.2 |
|
Date first |
1890 |
|
Date last |
2020 |
|
Obs |
19 |
|
Pa first |
3 |
|
Pa last |
346.3 |
|
P.A. Now (θ) |
346.3° |
|
Sep first |
4.3 |
|
Sep last |
4.51 |
|
Sep. Now (ρ) |
4.51" |
|
Mag pri |
8.72 |
|
Mag sec |
10.21 |
|
delta mag (ΔM) |
1.49 |
|
Spectral class |
G5V (yellow) |
|
Pri motion ra |
-219 |
|
Sec motion ra |
-231 |
|
Pri motion dec |
-167 |
|
Sec motion dec |
-150 |
|
Notes |
N
(See Notes) |
|
rPM=0.076 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 193231 |
|
Constellation |
Telescopium |
|
SAO |
246544 |
|
HIP |
100405 |
|
Tycho2 |
8781-00245-1 |
|
Gaia DR2 |
6472349246436307456 |
|
HD |
193231 |
|
GC |
28281 |
|
CD |
CD-55 8462 |
|
CP |
CP-55 9370 |
|
Distance |
45.56 |
|
Distance ly |
148.62 |
|