18090-1825 HJ 2819 (HD 165890)
18h 09m 02.91s -18° 24' 29.4" P.A. 113.00 sep 23.3 mag 10.12,11.40 Sp B7/8Ib
Coord 2000 |
18090-1825 |
|
Discov num |
HJ 2819 |
|
Comp |
|
|
Coord arcsec 2000 |
18 09 02.91 -18 24 29.4 |
|
Date first |
1830 |
|
Date last |
2017 |
|
Obs |
10 |
|
Pa first |
115 |
|
Pa last |
113 |
|
P.A. Now (θ) |
113° |
|
Sep first |
15.0 |
|
Sep last |
23.297 |
|
Sep. Now (ρ) |
23.297" |
|
Mag pri |
10.12 |
|
Mag sec |
11.40 |
|
delta mag (ΔM) |
1.28 |
|
Spectral class |
B7/8Ib (blue-white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
-013 |
|
Pri motion dec |
+005 |
|
Sec motion dec |
+000 |
|
Notes |
|
|
rPM=1.144
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 165890 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6268-01185-1 |
|
Gaia DR2 |
4095759707732699392 |
|
HD |
165890 |
|