Messier 73 - Other Classification
Messier 73 is a Other Classification in the Aquarius constellation. Messier 73 is situated close to the celestial equator and, as such, it is at least partly visible from both hemispheres in certain times of the year.
Photometric information of Messier 73
The following table lists the magnitude of Messier 73 in different bands of the electomagnetic spectrum (when available), from the B band (445nm wavelength, corresponding to the Blue color), to the V band ( 551nm wavelength, corresponding to Green/Yellow color), to the J, H, K bands (corresponding to 1220nm, 1630nm, 2190nm wavelengths respectively, which are colors not visible to the human eye).
For more information about photometry in astronomy, check the photometric system article on Wikipedia.
Digitized Sky Survey image of Messier 73
The image below is a photograph of Messier 73 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins).
Celestial coordinates and finder chart of Messier 73
Celestial coordinates for the J2000 equinox of Messier 73 are provided in the following table:
The simplified sky charts below show the position of Messier 73 in the sky. The first chart has a field of view of 60° while the second one has a field of view of 10°.