18580-2337 LEO 22 AB (HD 175791)
18h 58m 02.75s -23° 37' 08.2" P.A. 280.00 sep 2.8 mag 10.75,11.20 Sp G0V
Coord 2000 |
18580-2337 |
|
Discov num |
LEO 22 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 58 02.75 -23 37 08.2 |
|
Date first |
1917 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
284 |
|
Pa last |
279.5 |
|
P.A. Now (θ) |
279.5° |
|
Sep first |
2.7 |
|
Sep last |
2.813 |
|
Sep. Now (ρ) |
2.813" |
|
Mag pri |
10.75 |
|
Mag sec |
11.20 |
|
delta mag (ΔM) |
0.45 |
|
Spectral class |
G0V (yellow) |
|
Pri motion ra |
+032 |
|
Sec motion ra |
-026 |
|
Pri motion dec |
-052 |
|
Sec motion dec |
-046 |
|
Notes |
|
|
rPM=0.955
This double is not physical.
18580-2337 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 58 03 -23 37 08 |
OCC 1049 Aa,Ab |
2009 |
0 |
-1 |
0.0 |
8.50 |
12.30 |
3.80 |
|
|
Show |
HD 175791 |
|
18 58 03 -23 37 08 |
LEO 22 AB |
2016 |
8 |
280 |
2.8 |
10.75 |
11.20 |
0.45 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 175791 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6860-01519-1 |
|
Gaia DR2 |
4075359128478133760 |
|
HD |
175791 |
|
ADS |
11868 |
|