18320-1641 ARA 105
18h 32m 01.69s -16° 39' 54.3" P.A. 144.00 sep 14.5 mag 11.26,11.89
Coord 2000 |
18320-1641 |
|
Discov num |
ARA 105 |
|
Comp |
|
|
Coord arcsec 2000 |
18 32 01.69 -16 39 54.3 |
|
Date first |
1905 |
|
Date last |
2019 |
|
Obs |
9 |
|
Pa first |
143 |
|
Pa last |
143.8 |
|
P.A. Now (θ) |
143.8° |
|
Sep first |
15.6 |
|
Sep last |
14.472 |
|
Sep. Now (ρ) |
14.472" |
|
Mag pri |
11.26 |
|
Mag sec |
11.89 |
|
delta mag (ΔM) |
0.63 |
|
Spectral class |
|
|
Pri motion ra |
+009 |
|
Sec motion ra |
+006 |
|
Pri motion dec |
-007 |
|
Sec motion dec |
-006 |
|
Notes |
|
|
rPM=0.277 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Gaia DR2 |
4096844543453971584 |
|