15420-3043 HJ 2789 AB (HD 139927)
15h 41m 59.45s -30° 43' 26.6" P.A. 303.00 sep 29.3 mag 9.48,10.65 Sp K2III
Coord 2000 |
15420-3043 |
|
Discov num |
HJ 2789 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 41 59.45 -30 43 26.6 |
|
Date first |
1831 |
|
Date last |
2016 |
|
Obs |
11 |
|
Pa first |
318 |
|
Pa last |
303.4 |
|
P.A. Now (θ) |
303.4° |
|
Sep first |
25.0 |
|
Sep last |
29.3 |
|
Sep. Now (ρ) |
29.3" |
|
Mag pri |
9.48 |
|
Mag sec |
10.65 |
|
delta mag (ΔM) |
1.17 |
|
Spectral class |
K2III (yellow-orange) |
|
Pri motion ra |
-007 |
|
Sec motion ra |
-034 |
|
Pri motion dec |
-010 |
|
Sec motion dec |
-023 |
|
Notes |
L
(Linear solution) |
|
rPM=0.73
Nature of this double is uncertain.
15420-3043 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 139927 |
206879 |
15 41 59 -30 43 27 |
HJ 2789 AB |
2016 |
11 |
303 |
29.3 |
9.48 |
10.65 |
1.17 |
|
<=== |
Show |
|
|
15 41 58 -30 43 10 |
DAW 211 BC |
2016 |
7 |
94 |
7.2 |
10.65 |
13.30 |
2.65 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 139927 |
|
Constellation |
Lupus |
|
SAO |
206879 |
|
Tycho2 |
7327-01503-1 |
|
Gaia DR2 |
6208821769829944448 |
|
HD |
139927 |
|