18487-1702 J 2235 AB (HD 173927)
18h 48m 44.16s -17° 02' 08.6" P.A. 203.00 sep 90.0 mag 8.30,11.55 Sp G7III/IV
| Coord 2000 |
18487-1702 |
|
Discov num |
J 2235 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 48 44.16 -17 02 08.6 |
|
| Date first |
1916 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
203 |
|
Pa last |
203.1 |
|
P.A. Now (θ) |
203.1° |
|
| Sep first |
89.3 |
|
Sep last |
89.96 |
|
Sep. Now (ρ) |
89.96" |
|
| Mag pri |
8.30 |
|
Mag sec |
11.55 |
|
delta mag (ΔM) |
3.25 |
|
Spectral class |
G7III/IV (yellow) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-013 |
|
| Notes |
N
(See Notes) |
|
rPM=0.471
Nature of this double is uncertain.
18487-1702 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 173927 |
161849 |
18 48 44 -17 02 09 |
J 2235 AB |
2015 |
10 |
203 |
90.0 |
8.30 |
11.55 |
3.25 |
|
<=== |
| Show |
|
|
18 48 42 -17 03 31 |
J 2235 BC |
2016 |
7 |
5 |
6.6 |
11.55 |
13.20 |
1.65 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 173927 |
|
Constellation |
Sagittarius |
|
SAO |
161849 |
|
Tycho2 |
6285-04369-1 |
|
| Gaia DR2 |
4099173622655582848 |
|
HD |
173927 |
|
