18282-2114 HJ 2832 (HD 170016)
18h 28m 10.14s -21° 14' 19.4" P.A. 21.00 sep 23.1 mag 8.89,10.44 Sp M3III: dist. 617.28 pc (2013.57 l.y.)
Coord 2000 |
18282-2114 |
|
Discov num |
HJ 2832 |
|
Comp |
|
|
Coord arcsec 2000 |
18 28 10.14 -21 14 19.4 |
|
Date first |
1830 |
|
Date last |
2015 |
|
Obs |
12 |
|
Pa first |
15 |
|
Pa last |
21 |
|
P.A. Now (θ) |
21° |
|
Sep first |
18.0 |
|
Sep last |
23.123 |
|
Sep. Now (ρ) |
23.123" |
|
Mag pri |
8.89 |
|
Mag sec |
10.44 |
|
delta mag (ΔM) |
1.55 |
|
Spectral class |
M3III: (red) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
+018 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
+000 |
|
Notes |
|
|
rPM=0.904
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 170016 |
|
Constellation |
Sagittarius |
|
SAO |
186852 |
|
HIP |
90516 |
|
Tycho2 |
6278-02099-1 |
|
Gaia DR2 |
4090361273134951680 |
|
HD |
170016 |
|
BD |
BD-21 5013 |
|
Distance |
617.28 |
|
Distance ly |
2013.57 |
|