18568+2816 MLB 756 AB
18h 56m 45.16s +28° 15' 32.6" P.A. 287.00 sep 3.9 mag 12.40,13.80
Coord 2000 |
18568+2816 |
|
Discov num |
MLB 756 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 56 45.16 +28 15 32.6 |
|
Date first |
1932 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
327 |
|
Pa last |
286.5 |
|
P.A. Now (θ) |
286.5° |
|
Sep first |
3.3 |
|
Sep last |
3.879 |
|
Sep. Now (ρ) |
3.879" |
|
Mag pri |
12.40 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
1.4 |
|
Spectral class |
|
|
Pri motion ra |
+006 |
|
Sec motion ra |
|
|
Pri motion dec |
-007 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
18568+2816 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 56 45 +28 15 33 |
MLB 756 AB |
2015 |
5 |
287 |
3.9 |
12.40 |
13.80 |
1.40 |
|
<=== |
Show |
|
|
18 56 45 +28 15 34 |
MLB 756 BC |
2015 |
5 |
302 |
8.0 |
13.80 |
15.50 |
1.70 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Tycho2 |
2121-01031-1 |
|
Gaia DR2 |
2040249928210463872 |
|