18516-1719 HU 255
18h 51m 37.04s -17° 18' 37.4" P.A. 166.00 sep 1.4 mag 8.73,9.77 Sp K0III
Coord 2000 |
18516-1719 |
|
Discov num |
HU 255 |
|
Comp |
|
|
Coord arcsec 2000 |
18 51 37.04 -17 18 37.4 |
|
Date first |
1900 |
|
Date last |
2002 |
|
Obs |
13 |
|
Pa first |
170 |
|
Pa last |
165.8 |
|
P.A. Now (θ) |
165.8° |
|
Sep first |
1.6 |
|
Sep last |
1.35 |
|
Sep. Now (ρ) |
1.35" |
|
Mag pri |
8.73 |
|
Mag sec |
9.77 |
|
delta mag (ΔM) |
1.04 |
|
Spectral class |
K0III (yellow-orange) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
+003 |
|
Pri motion dec |
-012 |
|
Sec motion dec |
-012 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Tycho2 |
6285-03554-1 |
|
Gaia DR2 |
4098955472675288064 |
|