18453-3318 B 944 (HD 173146)
18h 45m 15.99s -33° 18' 02.6" P.A. 177.00 sep 2.0 mag 9.31,11.51 Sp F6V dist. 297.62 pc (970.84 l.y.)
Coord 2000 |
18453-3318 |
|
Discov num |
B 944 |
|
Comp |
|
|
Coord arcsec 2000 |
18 45 15.99 -33 18 02.6 |
|
Date first |
1927 |
|
Date last |
2016 |
|
Obs |
10 |
|
Pa first |
181 |
|
Pa last |
177.4 |
|
P.A. Now (θ) |
177.4° |
|
Sep first |
2.1 |
|
Sep last |
1.971 |
|
Sep. Now (ρ) |
1.971" |
|
Mag pri |
9.31 |
|
Mag sec |
11.51 |
|
delta mag (ΔM) |
2.2 |
|
Spectral class |
F6V (yellow-white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
+005 |
|
Pri motion dec |
-027 |
|
Sec motion dec |
-025 |
|
Notes |
|
|
rPM=0.269 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 173146 |
|
Constellation |
Sagittarius |
|
SAO |
210535 |
|
HIP |
92012 |
|
Tycho2 |
7412-01523-1 |
|
Gaia DR2 |
6735665131483896704 |
|
HD |
173146 |
|
CD |
CD-3313529 |
|
Distance |
297.62 |
|
Distance ly |
970.84 |
|