18166-3717 WFC 284
18h 16m 32.53s -37° 17' 19.6" P.A. 118.00 sep 10.7 mag 10.61,12.08
Coord 2000 |
18166-3717 |
|
Discov num |
WFC 284 |
|
Comp |
|
|
Coord arcsec 2000 |
18 16 32.53 -37 17 19.6 |
|
Date first |
1912 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
129 |
|
Pa last |
118.1 |
|
P.A. Now (θ) |
118.1° |
|
Sep first |
10.3 |
|
Sep last |
10.668 |
|
Sep. Now (ρ) |
10.668" |
|
Mag pri |
10.61 |
|
Mag sec |
12.08 |
|
delta mag (ΔM) |
1.47 |
|
Spectral class |
|
|
Pri motion ra |
-002 |
|
Sec motion ra |
+009 |
|
Pri motion dec |
-021 |
|
Sec motion dec |
-014 |
|
Notes |
|
|
rPM=0.618
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Corona Austrina |
|
Tycho2 |
7404-04884-1 |
|
Gaia DR2 |
6727812591236910208 |
|