Your guide to the Solar System and the night sky
🌎 Location: Greenwich, United Kingdom [change]

HR174

HR174 is a double hypergiant star in the constellation of Cetus.

HR174 visual magnitude is 5.91. Because of its reltive faintness, HR174 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR174:

5.91
Hypergiant
HR174 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 32°.

Celestial coordinates and finder chart of HR174

HR174 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR174 are provided in the following table:

00h 40m 42s
-04° 21’ 06”
116.05°
-67.08°
Cetus

The simplified sky map below shows the position of HR174 in the sky:

Finder chart HR174 star
Simplified finder chart for HR174.

Visibility of HR174 from your location

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

Today's HR174 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 94.4°
Max altitude: 34.2°
Azimuth: 265.6°
HR174 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR174

The image below is a photograph of HR174 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). The proper motion of HR174 is -0.013 arcsec per year in Right Ascension and -0.013 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR174 star
DSS2 image of HR174. The red arrow shows the motion of HR174 during the next 10000 years (-2.17 arcmin in Right Ascension and -2.17 arcmin in declination);

Distance of HR174 from the Sun and relative movement

HR174 is distant 575.97 light years from the Sun and it is moving far from the Sun at the speed of 35 kilometers per second.

176.68 pc
575.97 ly
35 km/s
-0.013 arcsec/year
-0.013 arcsec/year

Spectral properties of HR174

HR174 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

-0.33
K0III
4515K

The red dot in the diagram below shows where HR174 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR174. Attribution: Richard Powell / CC BY-SA

HR174 star system properties

HR174 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR174 double sysyem:

5.91
8.41
2.5
64.3 arcsec

Alternative designations of HR174

SAO128891
SAO128891