16400-4642 B 2391 AB
16h 39m 59.45s -46° 42' 27.4" P.A. 146.00 sep 6.4 mag 9.23,13.70 Sp F5V
| Coord 2000 |
16400-4642 |
|
Discov num |
B 2391 |
|
Comp |
AB |
|
Coord arcsec 2000 |
16 39 59.45 -46 42 27.4 |
|
| Date first |
1929 |
|
Date last |
1999 |
|
Obs |
3 |
|
| Pa first |
150 |
|
Pa last |
145.6 |
|
P.A. Now (θ) |
145.6° |
|
| Sep first |
6.0 |
|
Sep last |
6.36 |
|
Sep. Now (ρ) |
6.36" |
|
| Mag pri |
9.23 |
|
Mag sec |
13.70 |
|
delta mag (ΔM) |
4.47 |
|
Spectral class |
F5V (yellow-white) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
|
|
| Pri motion dec |
+012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
16400-4642 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
227022 |
16 39 59 -46 42 27 |
B 2391 AB |
1999 |
3 |
146 |
6.4 |
9.23 |
13.70 |
4.47 |
|
<=== |
| Show |
|
227022 |
16 39 59 -46 42 27 |
SIN 96 AC |
2015 |
4 |
274 |
36.6 |
9.23 |
13.72 |
4.49 |
|
|
| Show |
|
227022 |
16 39 59 -46 42 27 |
SIN 96 AD |
2015 |
4 |
72 |
39.4 |
9.23 |
12.66 |
3.43 |
|
|
| Show |
|
227022 |
16 39 59 -46 42 27 |
SIN 96 AE |
2015 |
4 |
279 |
45.3 |
9.23 |
14.40 |
5.17 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ara |
|
SAO |
227022 |
|
Tycho2 |
8325-02602-1 |
|
Gaia DR2 |
5942635910318609152 |
|
| HD |
149921 |
|
