20013-3722 SKF 2084 (HD 189401)
20h 01m 17.97s -37° 21' 33.1" P.A. 12.00 sep 17.4 mag 9.02,9.63 Sp F5:V+F5
Coord 2000 |
20013-3722 |
|
Discov num |
SKF2084 |
|
Comp |
|
|
Coord arcsec 2000 |
20 01 17.97 -37 21 33.1 |
|
Date first |
1912 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
11 |
|
Pa last |
11.8 |
|
P.A. Now (θ) |
11.8° |
|
Sep first |
17.6 |
|
Sep last |
17.356 |
|
Sep. Now (ρ) |
17.356" |
|
Mag pri |
9.02 |
|
Mag sec |
9.63 |
|
delta mag (ΔM) |
0.61 |
|
Spectral class |
F5:V+F5 (yellow-white/yellow-white) |
|
Pri motion ra |
+023 |
|
Sec motion ra |
+021 |
|
Pri motion dec |
-020 |
|
Sec motion dec |
-023 |
|
Notes |
T
(Parallax indicates physical) |
|
rPM=0.116 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 189401 |
|
Constellation |
Sagittarius |
|
Tycho2 |
7452-02049-1 |
|
Gaia DR2 |
6697163605830036096 |
|
HD |
189401 |
|