16161-6251 B 2804 AB (HD 145688)
16h 16m 03.76s -62° 51' 11.1" P.A. 82.00 sep 31.5 mag 9.17,12.40 Sp K1/2III
| Coord 2000 |
16161-6251 |
|
Discov num |
B 2804 |
|
Comp |
AB |
|
Coord arcsec 2000 |
16 16 03.76 -62 51 11.1 |
|
| Date first |
1929 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
90 |
|
Pa last |
82.3 |
|
P.A. Now (θ) |
82.3° |
|
| Sep first |
30.0 |
|
Sep last |
31.5 |
|
Sep. Now (ρ) |
31.5" |
|
| Mag pri |
9.17 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
3.23 |
|
Spectral class |
K1/2III (yellow-orange) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
-019 |
|
| Pri motion dec |
+004 |
|
Sec motion dec |
+052 |
|
| Notes |
|
|
rPM=0.946
This double is not physical.
16161-6251 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 145688 |
|
16 16 04 -62 51 11 |
B 2804 AB |
2015 |
4 |
82 |
31.5 |
9.17 |
12.40 |
3.23 |
|
<=== |
| Show |
|
|
16 16 08 -62 51 06 |
B 2804 BC |
2015 |
4 |
168 |
5.7 |
12.10 |
12.80 |
0.70 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 145688 |
|
Constellation |
Triangulum Australe |
|
Tycho2 |
9040-00971-1 |
|
Gaia DR2 |
5829420915993088128 |
|
| HD |
145688 |
|
