19118+1809 HU 334 AB (HD 230858)
19h 11m 50.78s +18° 09' 07.3" P.A. 249.00 sep 1.6 mag 8.79,11.17 Sp K0
Coord 2000 |
19118+1809 |
|
Discov num |
HU 334 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 11 50.78 +18 09 07.3 |
|
Date first |
1901 |
|
Date last |
2016 |
|
Obs |
14 |
|
Pa first |
245 |
|
Pa last |
249.3 |
|
P.A. Now (θ) |
249.3° |
|
Sep first |
1.6 |
|
Sep last |
1.602 |
|
Sep. Now (ρ) |
1.602" |
|
Mag pri |
8.79 |
|
Mag sec |
11.17 |
|
delta mag (ΔM) |
2.38 |
|
Spectral class |
K0 (yellow-orange) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
+004 |
|
Sec motion dec |
+004 |
|
Notes |
|
|
Nature of this double is uncertain.
19118+1809 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
104586 |
19 11 51 +18 09 07 |
GII 280 Aa,Ab |
2013 |
1 |
6 |
0.2 |
9.50 |
9.50 |
0.00 |
|
|
Show |
HD 230858 |
104586 |
19 11 51 +18 09 07 |
HU 334 AB |
2016 |
14 |
249 |
1.6 |
8.79 |
11.17 |
2.38 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 230858 |
|
Constellation |
Sagitta |
|
SAO |
104586 |
|
Tycho2 |
1590-02613-1 |
|
HD |
230858 |
|