IC 181 - Galaxy in Aries
IC 181 is a Galaxy in the Aries constellation. IC 181 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.
The image below is a photograph of IC 181 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).
Key facts about IC 181
IC 181 is above the horizon from Greenwich, United Kingdom.
Altitude: 16.6°
Azimuth: 287.3°
Direction: West-North-West
See also IC 181 rise and set times.
Given its B magnitude of 15.7, IC 181 is visible only through long exposure photography.
Photometric information of IC 181
The following table lists the magnitude of IC 181 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.
The surface brightess reported below is an indication of the brightness per unit of angular area of IC 181.
Apparent size of IC 181
The following table reports IC 181 apparent angular size. The green area displayed on top of the DSS2 image of IC 181 is a visual representation of it.Celestial coordinates and finder chart of IC 181
Celestial coordinates for the J2000 equinox of IC 181 are provided in the following table:
The simplified sky charts below show the position of IC 181 in the sky. The first chart has a field of view of 60° while the second one has a field of view of 10°.
Rise and set times of IC 181 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
Today's IC 181 - Galaxy in Aries rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):