HR37

HR37 is a giant star in the constellation of Cetus.

HR37 visual magnitude is 5.25. Because of its reltive faintness, HR37 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 HR37:

Color of HR37 ⬤

Magnitude of HR37 5.25

Class Giant

VISIBILITY RIGHT NOW

HR37 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 20.0°
Azimuth: 169.9°
Direction: South

Celestial coordinates and finder chart of HR37

HR37 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 HR37 are provided in the following table:

Right Ascension J2000 00h 12m 10s

Declination J2000 -17° 56’ 17”

Galactic Longitude 76.32°

Galactic Latitude -77.1°

Constellation Cetus

The simplified sky map below shows the position of HR37 in the sky:

Simplified finder chart for HR37.

Visibility of HR37 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 HR37 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: 107.9° RISE 3:59

Max altitude: 20.6° TRANSIT 8:22

Azimuth: 252.1° SET 12:44

RIGHT NOW HR37 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR37

The image below is a photograph of HR37 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 HR37 is 0.056 arcsec per year in Right Ascension and -0.031 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR37. The red arrow shows the motion of HR37 during the next 10000 years (9.33 arcmin in Right Ascension and -5.17 arcmin in declination);

Distance of HR37 from the Sun and relative movement

HR37 is distant 611.63 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

Distance (parsec) 187.62 pc

Distance (light year) 611.63 ly

Heliocentric radial velocity -8 km/s

Proper Motion RA 0.056 arcsec/year

Proper Motion Dec -0.031 arcsec/year

Spectral properties of HR37

HR37 belongs to spectral class K5 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -1.12

Spectral Type K5III

Color Index (B-V) 1.48

Temperature of HR37 3824K

The red dot in the diagram below shows where HR37 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR37. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR37

Henry Draper Catalogue HD787

SAO Catalogue SAO147144

Hipparcos Catalogue HIP983

Durchmusterung Catalogue BD-18 14

In Evidence

Other stars in Cetus