M21 (Open cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 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 , M21 will become visible around 19:30 (EDT), 22° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 22:29.
Begin typing the name of a town near to you, and then select the town from the list of options
which appear below.
|
Name
M21
|
Object type
Open cluster
|
Position
| Constellation: | Sagittarius |
| Magnitude: | 5.90 (V) [5] |
| Right ascension: | 18h04m [3] |
| Declination: | -22°29' [3] |
| Distance: | 1.2 kpc 3.9 klyr [2] |
Derived quantities
| Absolute mag (V): | -4.50 |
Sources
Visibility from Fairfield
All times shown in Fairfield local time.