18028-2705 HLD 32 AB (HD 164538)
18h 02m 45.04s -27° 04' 42.4" P.A. 101.00 sep 5.2 mag 8.30,9.70 Sp F8/9IV/V
| Coord 2000 |
18028-2705 |
|
Discov num |
HLD 32 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 02 45.04 -27 04 42.4 |
|
| Date first |
1881 |
|
Date last |
2019 |
|
Obs |
19 |
|
| Pa first |
102 |
|
Pa last |
100.5 |
|
P.A. Now (θ) |
100.5° |
|
| Sep first |
4.5 |
|
Sep last |
5.2 |
|
Sep. Now (ρ) |
5.2" |
|
| Mag pri |
8.30 |
|
Mag sec |
9.70 |
|
delta mag (ΔM) |
1.4 |
|
Spectral class |
F8/9IV/V (yellow-white) |
|
| Pri motion ra |
-049 |
|
Sec motion ra |
|
|
| Pri motion dec |
+007 |
|
Sec motion dec |
|
|
| Notes |
V
(Proper motion indicates physical) |
|
This double is physical.
18028-2705 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 164538 |
|
18 02 45 -27 04 42 |
HLD 32 AB |
2019 |
19 |
101 |
5.2 |
8.30 |
9.70 |
1.40 |
|
<=== |
| Show |
|
|
18 02 45 -27 04 42 |
FOX 218 AC |
1998 |
3 |
67 |
41.9 |
8.30 |
9.70 |
1.40 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 164538 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6850-00972-1 |
|
Gaia DR2 |
4063203718272738816 |
|
| HD |
164538 |
|