18009-1858 HJ 2815 (HD 164190)
18h 00m 51.52s -18° 58' 04.1" P.A. 104.00 sep 14.4 mag 9.16,12.20 Sp ApSi
Coord 2000 |
18009-1858 |
|
Discov num |
HJ 2815 |
|
Comp |
|
|
Coord arcsec 2000 |
18 00 51.52 -18 58 04.1 |
|
Date first |
1830 |
|
Date last |
2016 |
|
Obs |
6 |
|
Pa first |
113 |
|
Pa last |
103.5 |
|
P.A. Now (θ) |
103.5° |
|
Sep first |
12.0 |
|
Sep last |
14.4 |
|
Sep. Now (ρ) |
14.4" |
|
Mag pri |
9.16 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
3.04 |
|
Spectral class |
ApSi (white) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
-012 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
-025 |
|
Notes |
|
|
rPM=0.851
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 164190 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6259-00107-1 |
|
Gaia DR2 |
4143352854509856640 |
|
HD |
164190 |
|