12487-2534 DON 558
12h 48m 47.48s -25° 33' 42.2" P.A. 279.00 sep 4.9 mag 11.75,11.89
| Coord 2000 |
12487-2534 |
|
Discov num |
DON 558 |
|
Comp |
|
|
Coord arcsec 2000 |
12 48 47.48 -25 33 42.2 |
|
| Date first |
1911 |
|
Date last |
2016 |
|
Obs |
10 |
|
| Pa first |
273 |
|
Pa last |
279.1 |
|
P.A. Now (θ) |
279.1° |
|
| Sep first |
5.1 |
|
Sep last |
4.898 |
|
Sep. Now (ρ) |
4.898" |
|
| Mag pri |
11.75 |
|
Mag sec |
11.89 |
|
delta mag (ΔM) |
0.14 |
|
Spectral class |
|
|
| Pri motion ra |
+049 |
|
Sec motion ra |
-096 |
|
| Pri motion dec |
-011 |
|
Sec motion dec |
+011 |
|
| Notes |
B
(Blue magnitudes) |
|
rPM=1.518
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hydra |
|
Gaia DR2 |
3496741477941274496 |
|