19448-2029 DON 965 AB
19h 44m 45.77s -20° 26' 05.2" P.A. 241.00 sep 2.8 mag 10.47,13.90 Sp A1/2II
| Coord 2000 |
19448-2029 |
|
Discov num |
DON 965 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 44 45.77 -20 26 05.2 |
|
| Date first |
1929 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
239 |
|
Pa last |
241.4 |
|
P.A. Now (θ) |
241.4° |
|
| Sep first |
2.4 |
|
Sep last |
2.848 |
|
Sep. Now (ρ) |
2.848" |
|
| Mag pri |
10.47 |
|
Mag sec |
13.90 |
|
delta mag (ΔM) |
3.43 |
|
Spectral class |
A1/2II (white) |
|
| Pri motion ra |
+010 |
|
Sec motion ra |
|
|
| Pri motion dec |
-004 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
19448-2029 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 44 46 -20 26 05 |
DON 965 AB |
2015 |
4 |
241 |
2.8 |
10.47 |
13.90 |
3.43 |
|
<=== |
| Show |
|
|
19 44 46 -20 26 05 |
DON 965 AC |
2016 |
8 |
208 |
4.8 |
10.47 |
11.50 |
1.03 |
|
|
| Show |
|
|
19 44 46 -20 26 05 |
HJ 2890 AD |
2016 |
11 |
280 |
30.7 |
10.47 |
10.43 |
0.04 |
|
|
| Show |
|
|
19 44 46 -20 26 05 |
HJ 2890 AE |
2015 |
7 |
348 |
30.0 |
10.47 |
12.88 |
2.41 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
Tycho2 |
6320-02476-1 |
|
Gaia DR2 |
6868246687401178112 |
|
