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... М40 < М41 > М42 ...
Open star cluster M41
Der optische Doppelstern M41 is in the constellation Canis Major (CMa).
Equatorial coordinates (epoch J2000):
Visual magnitude: 5,0m - this object can be seen with the naked eye on a black sky, in the absence of illumination from street lighting.
Optimum magnification for a telescope with observations of M41, depending on the aperture of the telescope (D), is about D/6-D/3. Higher magnifications of course add details, but lead to a strong drop in the brightness of the image, making it difficult to observe.
The best month for observing M41 is February. At this time, the object is at midnight near its highest point in the sky, that is, it is less affected by light from the lanterns and atmospheric distortions.
Nikolay Kurdyapin, astro-map.com
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