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public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 5:05 
Transit: 12:55 
Sunset: 20:45
wb_twilight   (Astronomical Twilight)   What's Visible Now?

NGC 1998 - Lenticular Galaxy in Pictor

Altitude: -51.4°   Azimuth: 248.9°   Direction: West-South-West

NGC 1998 is a Lenticular Galaxy in the Pictor constellation. NGC 1998 is situated south of the celestial equator and, as such, it is more easily visible from the southern hemisphere.

The image below is a photograph of NGC 1998 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 1998 - Lenticular Galaxy in Pictor star
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DSS2 image of NGC 1998 in the Red band. The green region on the image is a representation of the major (0.95 arcmin) and minor (0.47 arcmin) axes of the object's apparent size.

Key facts about NGC 1998

NGC 1998
Galaxy
Pictor

NGC 1998 is below the horizon from Greenwich, United Kingdom.

Altitude: -51.4°
Azimuth: 248.9°
Direction: West-South-West

See also NGC 1998 rise and set times.

Given its B magnitude of 15.18, NGC 1998 is visible with the help of a telescope having an aperture of 20 inches (500mm) or more.

Available Resources for NGC 1998 - Lenticular Galaxy in Pictor

Photometric information of NGC 1998

The following table lists the magnitude of NGC 1998 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).

15.18
11.91
11.24
11

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 1998.

23.75 mag/arcsec2

Apparent size of NGC 1998

The following table reports NGC 1998 apparent angular size. The green area displayed on top of the DSS2 image of NGC 1998 is a visual representation of it.
0.95 arcmin
0.47 arcmin
16°

NGC 1998 - Lenticular Galaxy in Pictor morphological classification

NGC 1998 - Lenticular Galaxy in Pictor is classified as Lenticular (S0-Aa) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 1998 - Lenticular Galaxy in Pictor in the Hubble de Vaucouleurs sequence.

NGC 1998 - Lenticular Galaxy in Pictor
Visualization of the morphological classification of NGC 1998 - Lenticular Galaxy in Pictor, Lenticular (S0-Aa).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 1998

Celestial coordinates for the J2000 equinox of NGC 1998 are provided in the following table:

05h 33m 15s
-48° 41’ 44”

The simplified sky charts below show the position of NGC 1998 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 1998 - Lenticular Galaxy in Pictor star
Simplified finder chart for NGC 1998 - Lenticular Galaxy in Pictor.

Finder chart NGC 1998 - Lenticular Galaxy in Pictor star
Simplified finder chart for NGC 1998 - Lenticular Galaxy in Pictor.

Rise and set times of NGC 1998 from your location

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

NGC 1998 - Lenticular Galaxy in Pictor is currently not visible from Greenwich, United Kingdom