18311-1730 J 1744
18h 31m 06.67s -17° 30' 25.1" P.A. 249.00 sep 2.9 mag 11.13,11.10
Coord 2000 |
18311-1730 |
|
Discov num |
J 1744 |
|
Comp |
|
|
Coord arcsec 2000 |
18 31 06.67 -17 30 25.1 |
|
Date first |
1941 |
|
Date last |
2000 |
|
Obs |
2 |
|
Pa first |
240 |
|
Pa last |
248.8 |
|
P.A. Now (θ) |
248.8° |
|
Sep first |
2.0 |
|
Sep last |
2.92 |
|
Sep. Now (ρ) |
2.92" |
|
Mag pri |
11.13 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
0.03 |
|
Spectral class |
|
|
Pri motion ra |
+005 |
|
Sec motion ra |
|
|
Pri motion dec |
+001 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Gaia DR2 |
4096728205774413056 |
|