18307-1559 ARA 103
18h 30m 38.86s -15° 59' 03.1" P.A. 189.00 sep 13.9 mag 11.33,12.16
Coord 2000 |
18307-1559 |
|
Discov num |
ARA 103 |
|
Comp |
|
|
Coord arcsec 2000 |
18 30 38.86 -15 59 03.1 |
|
Date first |
1916 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
195 |
|
Pa last |
189.1 |
|
P.A. Now (θ) |
189.1° |
|
Sep first |
13.7 |
|
Sep last |
13.92 |
|
Sep. Now (ρ) |
13.92" |
|
Mag pri |
11.33 |
|
Mag sec |
12.16 |
|
delta mag (ΔM) |
0.83 |
|
Spectral class |
|
|
Pri motion ra |
-010 |
|
Sec motion ra |
+007 |
|
Pri motion dec |
-015 |
|
Sec motion dec |
-018 |
|
Notes |
|
|
rPM=0.894
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Tycho2 |
6266-01616-1 |
|
Gaia DR2 |
4103082382153121152 |
|