18321-4046 RST 4014 AB (HD 170589)
18h 32m 04.36s -40° 45' 56.9" P.A. 231.00 sep 0.3 mag 10.04,11.49 Sp G0V dist. 156.25 pc (509.69 l.y.)
Coord 2000 |
18321-4046 |
|
Discov num |
RST4014 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 32 04.36 -40 45 56.9 |
|
Date first |
1936 |
|
Date last |
2021 |
|
Obs |
7 |
|
Pa first |
275 |
|
Pa last |
230.7 |
|
P.A. Now (θ) |
230.7° |
|
Sep first |
0.5 |
|
Sep last |
0.26 |
|
Sep. Now (ρ) |
0.26" |
|
Mag pri |
10.04 |
|
Mag sec |
11.49 |
|
delta mag (ΔM) |
1.45 |
|
Spectral class |
G0V (yellow) |
|
Pri motion ra |
-010 |
|
Sec motion ra |
|
|
Pri motion dec |
-068 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
18321-4046 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 32 04 -40 45 57 |
RST 4014 Aa,Ab |
2021 |
4 |
327 |
0.1 |
10.70 |
10.90 |
0.20 |
|
|
Show |
HD 170589 |
|
18 32 04 -40 45 57 |
RST 4014 AB |
2021 |
7 |
231 |
0.3 |
10.04 |
11.49 |
1.45 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 170589 |
|
Constellation |
Corona Austrina |
|
HIP |
90856 |
|
Tycho2 |
7906-01128-1 |
|
HD |
170589 |
|
CD |
CD-4012573 |
|
CP |
CP-40 8596 |
|
Distance |
156.25 |
|
Distance ly |
509.69 |
|