18029-2750 B 2428 AB
18h 02m 54.30s -27° 49' 36.0" P.A. 42.00 sep 9.6 mag 6.90,13.00 Sp K4III dist. 1098.9 pc (3584.61 l.y.)
Coord 2000 |
18029-2750 |
|
Discov num |
B 2428 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 02 54.30 -27 49 36.0 |
|
Date first |
1913 |
|
Date last |
1999 |
|
Obs |
5 |
|
Pa first |
23 |
|
Pa last |
42.3 |
|
P.A. Now (θ) |
42.3° |
|
Sep first |
9.2 |
|
Sep last |
9.613 |
|
Sep. Now (ρ) |
9.613" |
|
Mag pri |
6.90 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
6.1 |
|
Spectral class |
K4III (yellow-orange) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
+029 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-010 |
|
Notes |
|
|
rPM=0.941
This double is not physical.
18029-2750 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 164562 |
186161 |
18 02 54 -27 49 36 |
HDS 2541 Aa,Ab |
2017 |
2 |
38 |
0.3 |
6.90 |
9.37 |
2.47 |
|
|
Show |
|
186161 |
18 02 54 -27 49 36 |
B 2428 AB |
1999 |
5 |
42 |
9.6 |
6.90 |
13.00 |
6.10 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
SAO |
186161 |
|
HIP |
88384 |
|
Tycho2 |
6850-03106-1 |
|
Gaia DR2 |
4063093114230652928 |
|
HD |
164562 |
|
GC |
24553 |
|
CD |
CD-2712302 |
|
Distance |
1098.9 |
|
Distance ly |
3584.61 |
|