18447-4736 I 1029 (HD 172838)
18h 44m 41.39s -47° 35' 45.4" P.A. 95.00 sep 2.3 mag 8.80,11.07 Sp K1III
| Coord 2000 |
18447-4736 |
|
Discov num |
I 1029 |
|
Comp |
|
|
Coord arcsec 2000 |
18 44 41.39 -47 35 45.4 |
|
| Date first |
1910 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
100 |
|
Pa last |
94.6 |
|
P.A. Now (θ) |
94.6° |
|
| Sep first |
2.0 |
|
Sep last |
2.311 |
|
Sep. Now (ρ) |
2.311" |
|
| Mag pri |
8.80 |
|
Mag sec |
11.07 |
|
delta mag (ΔM) |
2.27 |
|
Spectral class |
K1III (yellow-orange) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-014 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 172838 |
|
Constellation |
Telescopium |
|
Tycho2 |
8364-01101-1 |
|
Gaia DR2 |
6704668391167158144 |
|
| HD |
172838 |
|
