19452-1729 GWP 2887 (HD 186478)
19h 45m 14.14s -17° 29' 27.1" P.A. 229.00 sep 298.5 mag 9.10,11.20 Sp K2III dist. 628.93 pc (2051.57 l.y.)
Coord 2000 |
19452-1729 |
|
Discov num |
GWP2887 |
|
Comp |
|
|
Coord arcsec 2000 |
19 45 14.14 -17 29 27.1 |
|
Date first |
1991 |
|
Date last |
2010 |
|
Obs |
5 |
|
Pa first |
229 |
|
Pa last |
229.1 |
|
P.A. Now (θ) |
229.1° |
|
Sep first |
298.6 |
|
Sep last |
298.5 |
|
Sep. Now (ρ) |
298.5" |
|
Mag pri |
9.10 |
|
Mag sec |
11.20 |
|
delta mag (ΔM) |
2.1 |
|
Spectral class |
K2III (yellow-orange) |
|
Pri motion ra |
-020 |
|
Sec motion ra |
-042 |
|
Pri motion dec |
-086 |
|
Sec motion dec |
-074 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.284 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 186478 |
|
Constellation |
Sagittarius |
|
SAO |
162947 |
|
HIP |
97192 |
|
Tycho2 |
6316-00765-1 |
|
Gaia DR2 |
6871465473332110464 |
|
HD |
186478 |
|
BD |
BD-17 5736 |
|
Distance |
628.93 |
|
Distance ly |
2051.57 |
|