23001-5640 B 2905 AB (HD 217216)
23h 00m 06.48s -56° 39' 47.2" P.A. 150.00 sep 7.8 mag 9.88,12.10 Sp F0V dist. 242.13 pc (789.83 l.y.)
| Coord 2000 |
23001-5640 |
|
Discov num |
B 2905 |
|
Comp |
AB |
|
Coord arcsec 2000 |
23 00 06.48 -56 39 47.2 |
|
| Date first |
1894 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
152 |
|
Pa last |
150.1 |
|
P.A. Now (θ) |
150.1° |
|
| Sep first |
7.9 |
|
Sep last |
7.79 |
|
Sep. Now (ρ) |
7.79" |
|
| Mag pri |
9.88 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
2.22 |
|
Spectral class |
F0V (yellow-white) |
|
| Pri motion ra |
+060 |
|
Sec motion ra |
+099 |
|
| Pri motion dec |
-032 |
|
Sec motion dec |
-100 |
|
| Notes |
|
|
rPM=0.557
Nature of this double is uncertain.
23001-5640 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 217216 |
247672 |
23 00 06 -56 39 47 |
B 2905 AB |
2015 |
5 |
150 |
7.8 |
9.88 |
12.10 |
2.22 |
|
<=== |
| Show |
|
247672 |
23 00 06 -56 39 47 |
B 2905 AC |
2015 |
6 |
296 |
26.4 |
9.88 |
13.21 |
3.33 |
|
|
| Show |
|
247672 |
23 00 06 -56 39 47 |
B 2905 AD |
2015 |
5 |
163 |
15.1 |
9.88 |
13.66 |
3.78 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 217216 |
|
Constellation |
Tucana |
|
SAO |
247672 |
|
HIP |
113563 |
|
| Tycho2 |
8827-00369-1 |
|
Gaia DR2 |
6493522060816048768 |
|
HD |
217216 |
|
CP |
CP-5710172 |
|
| Distance |
242.13 |
|
Distance ly |
789.83 |
|
