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A Complete Guide to the Solar System and the Night Sky
public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 5:28 
Transit: 12:55 
Sunset: 20:24
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All Constellations »  Leo Minor »  Deep Sky Objects » 

NGC 3021 - Spiral Galaxy in Leo Minor

Altitude: 31.9°   Azimuth: 74.7°   Direction: East-North-East

NGC 3021 is a Spiral Galaxy in the Leo Minor constellation. NGC 3021 is situated north of the celestial equator and, as such, it is more easily visible from the northern hemisphere.

The image below is a photograph of NGC 3021 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).

Image of NGC 3021 - Spiral Galaxy in Leo Minor star
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DSS2 image of NGC 3021 in the Red band. The green region on the image is a representation of the major (1.36 arcmin) and minor (0.81 arcmin) axes of the object's apparent size.

Key facts about NGC 3021

NGC 3021
Galaxy
Leo Minor

NGC 3021 is above the horizon from Greenwich, United Kingdom.

Altitude: 31.9°
Azimuth: 74.7°
Direction: East-North-East

See also NGC 3021 rise and set times.

Given its B magnitude of 12.6, NGC 3021 is visible with the help of a telescope having an aperture of 10 inches (250mm) or more.

Available Resources for NGC 3021 - Spiral Galaxy in Leo Minor

Photometric information of NGC 3021

The following table lists the magnitude of NGC 3021 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).

12.6
10.14
9.46
9.18

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 NGC 3021.

21.55 mag/arcsec2

Apparent size of NGC 3021

The following table reports NGC 3021 apparent angular size. The green area displayed on top of the DSS2 image of NGC 3021 is a visual representation of it.
1.36 arcmin
0.81 arcmin
110°

NGC 3021 - Spiral Galaxy in Leo Minor morphological classification

NGC 3021 - Spiral Galaxy in Leo Minor is classified as Spiral (SAbc) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 3021 - Spiral Galaxy in Leo Minor in the Hubble de Vaucouleurs sequence.

NGC 3021 - Spiral Galaxy in Leo Minor
Visualization of the morphological classification of NGC 3021 - Spiral Galaxy in Leo Minor, Spiral (SAbc).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 3021

Celestial coordinates for the J2000 equinox of NGC 3021 are provided in the following table:

09h 50m 57s
+33° 33’ 13”

The simplified sky charts below show the position of NGC 3021 in the sky. The first chart has a field of view of 60° while the second one has a field of view of 10°.

Finder chart NGC 3021 - Spiral Galaxy in Leo Minor star
Simplified finder chart for NGC 3021 - Spiral Galaxy in Leo Minor.

Finder chart NGC 3021 - Spiral Galaxy in Leo Minor star
Simplified finder chart for NGC 3021 - Spiral Galaxy in Leo Minor.

Rise and set times of NGC 3021 from your location

Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's NGC 3021 - Spiral Galaxy in Leo Minor rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 56.4°
Max altitude: 72.1°
Azimuth: 303.6°