18598-1927 DYL 25 BD
18h 59m 45.92s -19° 27' 04.9" P.A. 268.00 sep 5.8 mag 12.00,15.10
| Coord 2000 |
18598-1927 |
|
Discov num |
DYL 25 |
|
Comp |
BD |
|
Coord arcsec 2000 |
18 59 45.92 -19 27 04.9 |
|
| Date first |
1984 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
266 |
|
Pa last |
268.3 |
|
P.A. Now (θ) |
268.3° |
|
| Sep first |
5.9 |
|
Sep last |
5.781 |
|
Sep. Now (ρ) |
5.781" |
|
| Mag pri |
12.00 |
|
Mag sec |
15.10 |
|
delta mag (ΔM) |
3.1 |
|
Spectral class |
|
|
| Pri motion ra |
+014 |
|
Sec motion ra |
|
|
| Pri motion dec |
-021 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
18598-1927 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 59 46 -19 26 58 |
DYL 25 AB |
2015 |
5 |
166 |
7.3 |
12.90 |
12.00 |
0.90 |
|
|
| Show |
|
|
18 59 46 -19 27 05 |
DYL 25 BC |
2015 |
5 |
197 |
4.6 |
12.00 |
15.00 |
3.00 |
|
|
| Show |
|
|
18 59 46 -19 27 05 |
DYL 25 BD |
2015 |
5 |
268 |
5.8 |
12.00 |
15.10 |
3.10 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
Gaia DR2 |
4085668729306860032 |
|
