18480-1647 HJ 2838 (HD 173822)
18h 47m 59.18s -16° 46' 35.2" P.A. 335.00 sep 33.4 mag 7.12,12.10 Sp K2/3III dist. 401.61 pc (1310.05 l.y.)
Coord 2000 |
18480-1647 |
|
Discov num |
HJ 2838 |
|
Comp |
|
|
Coord arcsec 2000 |
18 47 59.18 -16 46 35.2 |
|
Date first |
1830 |
|
Date last |
2010 |
|
Obs |
12 |
|
Pa first |
335 |
|
Pa last |
334.8 |
|
P.A. Now (θ) |
334.8° |
|
Sep first |
20.0 |
|
Sep last |
33.39 |
|
Sep. Now (ρ) |
33.39" |
|
Mag pri |
7.12 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
4.98 |
|
Spectral class |
K2/3III (yellow-orange) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
+015 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
-003 |
|
Notes |
|
|
rPM=1.064
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 173822 |
|
Constellation |
Sagittarius |
|
SAO |
161835 |
|
HIP |
92246 |
|
Tycho2 |
6280-02030-1 |
|
Gaia DR2 |
4099229457235523840 |
|
HD |
173822 |
|
BD |
BD-16 5033 |
|
Distance |
401.61 |
|
Distance ly |
1310.05 |
|