17345-2026 DON 844
17h 34m 30.55s -20° 25' 51.1" P.A. 140.00 sep 0.9 mag 11.28,11.68
| Coord 2000 |
17345-2026 |
|
Discov num |
DON 844 |
|
Comp |
|
|
Coord arcsec 2000 |
17 34 30.55 -20 25 51.1 |
|
| Date first |
1931 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
149 |
|
Pa last |
139.8 |
|
P.A. Now (θ) |
139.8° |
|
| Sep first |
0.8 |
|
Sep last |
0.94 |
|
Sep. Now (ρ) |
0.94" |
|
| Mag pri |
11.28 |
|
Mag sec |
11.68 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
|
|
| Pri motion ra |
+020 |
|
Sec motion ra |
+020 |
|
| Pri motion dec |
+003 |
|
Sec motion dec |
+003 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
Tycho2 |
6243-00155-1 |
|
Gaia DR2 |
4118386385832996352 |
|
