17179-2247 ARA 1818
17h 17m 56.06s -22° 46' 29.5" P.A. 61.00 sep 8.5 mag 12.02,13.00
Coord 2000 |
17179-2247 |
|
Discov num |
ARA1818 |
|
Comp |
|
|
Coord arcsec 2000 |
17 17 56.06 -22 46 29.5 |
|
Date first |
1925 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
64 |
|
Pa last |
60.6 |
|
P.A. Now (θ) |
60.6° |
|
Sep first |
9.7 |
|
Sep last |
8.476 |
|
Sep. Now (ρ) |
8.476" |
|
Mag pri |
12.02 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
0.98 |
|
Spectral class |
|
|
Pri motion ra |
-005 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
-013 |
|
Sec motion dec |
-012 |
|
Notes |
|
|
rPM=0.227 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ophiuchus |
|
Tycho2 |
6812-00096-1 |
|
Gaia DR2 |
4114318158394779904 |
|