21452-3139 DAW 230 AB
21h 45m 13.48s -31° 39' 10.3" P.A. 106.00 sep 13.1 mag 9.40,14.80 Sp G1/2V dist. 169.2 pc (551.93 l.y.)
| Coord 2000 |
21452-3139 |
|
Discov num |
DAW 230 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 45 13.48 -31 39 10.3 |
|
| Date first |
1918 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
119 |
|
Pa last |
105.5 |
|
P.A. Now (θ) |
105.5° |
|
| Sep first |
14.6 |
|
Sep last |
13.075 |
|
Sep. Now (ρ) |
13.075" |
|
| Mag pri |
9.40 |
|
Mag sec |
14.80 |
|
delta mag (ΔM) |
5.4 |
|
Spectral class |
G1/2V (yellow) |
|
| Pri motion ra |
-035 |
|
Sec motion ra |
-033 |
|
| Pri motion dec |
-045 |
|
Sec motion dec |
-037 |
|
| Notes |
|
|
rPM=0.145 (< 0.3, Physical double)
This double is physical.
21452-3139 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
213260 |
21 45 13 -31 39 10 |
DAW 230 AB |
2015 |
4 |
106 |
13.1 |
9.40 |
14.80 |
5.40 |
|
<=== |
| Show |
|
213260 |
21 45 13 -31 39 10 |
HJ 5293 AC |
2016 |
7 |
250 |
19.0 |
9.40 |
13.60 |
4.20 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Piscis Austrinus |
|
SAO |
213260 |
|
HIP |
107399 |
|
Tycho2 |
7487-01552-1 |
|
| Gaia DR2 |
6592839601826826240 |
|
HD |
206785 |
|
CD |
CD-3216727 |
|
Distance |
169.2 |
|
| Distance ly |
551.93 |
|
