20055-3300 SEE 404 AB (HD 190306)
20h 05m 32.02s -32° 59' 59.3" P.A. 112.00 sep 0.6 mag 6.63,8.96 Sp B4III dist. 261.78 pc (853.93 l.y.)
| Coord 2000 |
20055-3300 |
|
Discov num |
SEE 404 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 05 32.02 -32 59 59.3 |
|
| Date first |
1897 |
|
Date last |
2010 |
|
Obs |
16 |
|
| Pa first |
65 |
|
Pa last |
112.2 |
|
P.A. Now (θ) |
112.2° |
|
| Sep first |
0.5 |
|
Sep last |
0.61 |
|
Sep. Now (ρ) |
0.61" |
|
| Mag pri |
6.63 |
|
Mag sec |
8.96 |
|
delta mag (ΔM) |
2.33 |
|
Spectral class |
B4III (blue-white) |
|
| Pri motion ra |
+005 |
|
Sec motion ra |
+005 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
Nature of this double is uncertain.
20055-3300 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 190306 |
211798 |
20 05 32 -32 59 59 |
SEE 404 AB |
2010 |
16 |
112 |
0.6 |
6.63 |
8.96 |
2.33 |
|
<=== |
| Show |
|
211798 |
20 05 32 -32 59 59 |
SEE 404 AB,C |
2010 |
8 |
186 |
21.7 |
6.63 |
12.60 |
5.97 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 190306 |
|
Constellation |
Sagittarius |
|
SAO |
211798 |
|
HIP |
98960 |
|
| Tycho2 |
7444-01639-1 |
|
Gaia DR2 |
6700584839339564160 |
|
HD |
190306 |
|
HR |
7668 |
|
| GC |
27851 |
|
CD |
CD-3314700 |
|
CP |
CP-33 5786 |
|
Distance |
261.78 |
|
| Distance ly |
853.93 |
|
