18338+2816 MLB 568
18h 33m 49.36s +28° 16' 25.2" P.A. 207.00 sep 3.8 mag 11.50,11.97
| Coord 2000 |
18338+2816 |
|
Discov num |
MLB 568 |
|
Comp |
|
|
Coord arcsec 2000 |
18 33 49.36 +28 16 25.2 |
|
| Date first |
1928 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
204 |
|
Pa last |
207.3 |
|
P.A. Now (θ) |
207.3° |
|
| Sep first |
4.2 |
|
Sep last |
3.834 |
|
Sep. Now (ρ) |
3.834" |
|
| Mag pri |
11.50 |
|
Mag sec |
11.97 |
|
delta mag (ΔM) |
0.47 |
|
Spectral class |
|
|
| Pri motion ra |
+010 |
|
Sec motion ra |
-008 |
|
| Pri motion dec |
+018 |
|
Sec motion dec |
-011 |
|
| Notes |
|
|
rPM=1.658
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
2119-01979-1 |
|
Gaia DR2 |
4587030470909001600 |
|
