18311-6943 DON 901 (HD 169549)
18h 31m 04.67s -69° 42' 33.0" P.A. 231.00 sep 1.6 mag 8.81,11.80 Sp A4V
| Coord 2000 |
18311-6943 |
|
Discov num |
DON 901 |
|
Comp |
|
|
Coord arcsec 2000 |
18 31 04.67 -69 42 33.0 |
|
| Date first |
1928 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
230 |
|
Pa last |
230.9 |
|
P.A. Now (θ) |
230.9° |
|
| Sep first |
1.3 |
|
Sep last |
1.551 |
|
Sep. Now (ρ) |
1.551" |
|
| Mag pri |
8.81 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
2.99 |
|
Spectral class |
A4V (white) |
|
| Pri motion ra |
-006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-029 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 169549 |
|
Constellation |
Pavo |
|
Tycho2 |
9295-01688-1 |
|
Gaia DR2 |
6432001464668679040 |
|
| HD |
169549 |
|