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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:35  
clear_day Transit: 12:10  
SunsetSet: 17:45
sunny DaytimeWhat's Visible Now?
All Constellations »  Pisces »  Deep Sky Objects » 

NGC 664 - Spiral Galaxy in Pisces

Altitude: 3.7°   Azimuth: 87.9°   Direction: East

NGC 664 is a Spiral Galaxy in the Pisces constellation. NGC 664 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 NGC 664 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 664 - Spiral Galaxy in Pisces star
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DSS2 image of NGC 664 in the Red band. The green region on the image is a representation of the major (1.19 arcmin) and minor (0.93 arcmin) axes of the object's apparent size.

Key facts about NGC 664

NGC 664
Galaxy
Pisces

NGC 664 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 3.7°
Azimuth: 87.9°
Direction: East

See also NGC 664 rise and set times.

Given its B magnitude of 13.9, NGC 664 is visible with the help of a telescope having an aperture of 14 inches (350mm) or more.

Available Resources for NGC 664 - Spiral Galaxy in Pisces

Photometric information of NGC 664

The following table lists the magnitude of NGC 664 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).

13.9
11.29
10.59
10.3

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 664.

22.82 mag/arcsec2

Apparent size of NGC 664

The following table reports NGC 664 apparent angular size. The green area displayed on top of the DSS2 image of NGC 664 is a visual representation of it.
1.19 arcmin
0.93 arcmin
70°

NGC 664 - Spiral Galaxy in Pisces morphological classification

NGC 664 - Spiral Galaxy in Pisces is classified as Spiral (SAb) according to the Hubble and de Vaucouleurs galaxy morphological classification. The diagram below shows a visual representation of the position of NGC 664 - Spiral Galaxy in Pisces in the Hubble de Vaucouleurs sequence.

NGC 664 - Spiral Galaxy in Pisces
Visualization of the morphological classification of NGC 664 - Spiral Galaxy in Pisces, Spiral (SAb).
Credits for the background image: Antonio Ciccolella / M. De Leo / CC BY

Celestial coordinates and finder chart of NGC 664

Celestial coordinates for the J2000 equinox of NGC 664 are provided in the following table:

01h 43m 45s
+04° 13’ 22”

The simplified sky charts below show the position of NGC 664 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 664 - Spiral Galaxy in Pisces star
Simplified finder chart for NGC 664 - Spiral Galaxy in Pisces.

Finder chart NGC 664 - Spiral Galaxy in Pisces star
Simplified finder chart for NGC 664 - Spiral Galaxy in Pisces.

Rise and set times of NGC 664 from your location

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

Today's NGC 664 - Spiral Galaxy in Pisces rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 85.8°
Max altitude: 42.7°
Azimuth: 274.2°