Tonatiuh - HR4609

Altitude: 55.1° Azimuth: 338.8° Direction: North-North-West

Tonatiuh, also designated as , is a giant star in the constellation of Camelopardalis.

Tonatiuh visual magnitude is 5.8. Because of its reltive faintness, Tonatiuh 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 Tonatiuh:

Color of Tonatiuh ⬤

Magnitude of Tonatiuh 5.8

Class Giant

VISIBILITY RIGHT NOW

Tonatiuh - HR4609 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 55.1°
Azimuth: 338.8°
Direction: North-North-West

Celestial coordinates and finder chart of Tonatiuh

Tonatiuh is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of Tonatiuh are provided in the following table:

Right Ascension J2000 12h 05m 15s

Declination J2000 +76° 54’ 20”

Galactic Longitude 126.32°

Galactic Latitude 39.92°

Constellation Camelopardalis

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

Simplified finder chart for Tonatiuh - HR4609.

Visibility of Tonatiuh from your location

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

Tonatiuh - HR4609 is circumpolar and transits at 07:05 UTC (altitude: 64.6°)

Digitized Sky Survey image of Tonatiuh

The image below is a photograph of Tonatiuh 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 Tonatiuh is 0.147 arcsec per year in Right Ascension and -0.091 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of Tonatiuh. The red arrow shows the motion of Tonatiuh during the next 1000 years (2.45 arcmin in Right Ascension and -1.52 arcmin in declination);

Distance of Tonatiuh from the Sun and relative movement

Tonatiuh is distant 332.65 light years from the Sun and it is moving towards the Sun at the speed of 20 kilometers per second.

Distance (parsec) 102.04 pc

Distance (light year) 332.65 ly

Heliocentric radial velocity -20 km/s

Proper Motion RA 0.147 arcsec/year

Proper Motion Dec -0.091 arcsec/year

Spectral properties of Tonatiuh

Tonatiuh belongs to spectral class G9 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.76

Spectral Type G9III

Color Index (B-V) 1.01

Temperature of Tonatiuh 4719K

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

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

Alternative designations of Tonatiuh

Proper Name Tonatiuh

Henry Draper Catalogue HD104985

SAO Catalogue SAO7500

Hipparcos Catalogue HIP58952

Durchmusterung Catalogue BD+77 461

FK5 Catalogue 451

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In Evidence

Other stars in Camelopardalis