HR2775

HR2775 is a hypergiant star in the constellation of Auriga.

HR2775 visual magnitude is 6.35. Because of its reltive faintness, HR2775 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 HR2775:

Color of HR2775 ⬤

Magnitude of HR2775 6.35

Class Hypergiant

VISIBILITY RIGHT NOW HR2775 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 81°.

Celestial coordinates and finder chart of HR2775

HR2775 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR2775 are provided in the following table:

Right Ascension J2000 07h 21m 03s

Declination J2000 +42° 39’ 20”

Galactic Longitude 175.42°

Galactic Latitude 23.16°

Constellation Auriga

The simplified sky map below shows the position of HR2775 in the sky:

Simplified finder chart for HR2775.

Visibility of HR2775 from your location

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

HR2775 is circumpolar and transits at 18:57 UTC (altitude: 81.2°)

Digitized Sky Survey image of HR2775

The image below is a photograph of HR2775 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 HR2775 is -0.019 arcsec per year in Right Ascension and -0.046 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2775. The red arrow shows the motion of HR2775 during the next 10000 years (-3.17 arcmin in Right Ascension and -7.67 arcmin in declination);

Distance of HR2775 from the Sun and relative movement

HR2775 is distant 804.94 light years from the Sun and it is moving far from the Sun at the speed of 46 kilometers per second.

Distance (parsec) 246.91 pc

Distance (light year) 804.94 ly

Heliocentric radial velocity 46 km/s

Proper Motion RA -0.019 arcsec/year

Proper Motion Dec -0.046 arcsec/year

Spectral properties of HR2775

HR2775 belongs to spectral class K0

Absolute magnitude -0.61

Spectral Type K0

Color Index (B-V) 1.46

Temperature of HR2775 3855K

The red dot in the diagram below shows where HR2775 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2775. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2775

Henry Draper Catalogue HD56941

SAO Catalogue SAO41705

Hipparcos Catalogue HIP35623

Durchmusterung Catalogue BD+42 1699

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In Evidence

Other stars in Auriga