The open cluster M 39
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 19 arcminutes across.
Finder chart
Click and drag the chart above to pan around the sky, or use the mouse wheel to zoom.
Click to enlarge.
From Fairfield , M 39 is visible all night. It will become visible around 21:51 (EDT) as the dusk sky fades, 34° above your north-eastern horizon. It will then reach its highest point in the sky at 03:19, 82° above your northern horizon. It will be lost to dawn twilight around 04:07, 78° above your north-western horizon.
Begin typing the name of a town near to you, and then select the town from the list of options
which appear below.
|
Name
M 39
|
Object Type
Open Cluster
|
Position
| Constellation: | Cygnus |
| Magnitude: | 4.60 (V) [3] 4.66 (B) [2] |
| B-V Color (mag): | 0.06 |
| Right ascension: | 21h31m [2] |
| Declination: | +48°26' [2] |
| Distance: | 326.0 parsec 1062.8 lightyrs [1] |
Derived Quantities
| Absolute mag (V): | -2.97 |