18175-1639 TOB 280
18h 17m 28.39s -16° 38' 49.3" P.A. 290.00 sep 14.9 mag 11.80,12.00
Coord 2000 |
18175-1639 |
|
Discov num |
TOB 280 |
|
Comp |
|
|
Coord arcsec 2000 |
18 17 28.39 -16 38 49.3 |
|
Date first |
1905 |
|
Date last |
2018 |
|
Obs |
8 |
|
Pa first |
294 |
|
Pa last |
289.7 |
|
P.A. Now (θ) |
289.7° |
|
Sep first |
14.6 |
|
Sep last |
14.895 |
|
Sep. Now (ρ) |
14.895" |
|
Mag pri |
11.80 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
Pri motion ra |
+003 |
|
Sec motion ra |
+001 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
-008 |
|
Notes |
|
|
rPM=0.555
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Tycho2 |
6265-01451-1 |
|
Gaia DR2 |
4097585927833695488 |
|