HR2609

HR2609 is a variable giant star in the constellation of Cepheus.

HR2609 visual magnitude is 5.07. Because of its reltive faintness, HR2609 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 HR2609:

Color of HR2609 ⬤

Magnitude of HR2609 5.07

Class Giant

VISIBILITY RIGHT NOW HR2609 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 49°.

Celestial coordinates and finder chart of HR2609

HR2609 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 HR2609 are provided in the following table:

Right Ascension J2000 07h 40m 30s

Declination J2000 +87° 01’ 11”

Galactic Longitude 126.22°

Galactic Latitude 27.72°

Constellation Cepheus

The simplified sky map below shows the position of HR2609 in the sky:

Simplified finder chart for HR2609.

Visibility of HR2609 from your location

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

HR2609 is circumpolar and transits at 19:20 UTC (altitude: 54.5°)

Digitized Sky Survey image of HR2609

The image below is a photograph of HR2609 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 HR2609 is -0.045 arcsec per year in Right Ascension and -0.028 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2609. The red arrow shows the motion of HR2609 during the next 10000 years (-7.50 arcmin in Right Ascension and -4.67 arcmin in declination);

Distance of HR2609 from the Sun and relative movement

HR2609 is distant 499.23 light years from the Sun and it is moving towards the Sun at the speed of 25 kilometers per second.

Distance (parsec) 153.14 pc

Distance (light year) 499.23 ly

Heliocentric radial velocity -25 km/s

Proper Motion RA -0.045 arcsec/year

Proper Motion Dec -0.028 arcsec/year

Spectral properties of HR2609

HR2609 belongs to spectral class M2 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -0.86

Spectral Type M2III

Color Index (B-V) 1.63

Temperature of HR2609 3608K

The red dot in the diagram below shows where HR2609 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2609. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2609

Henry Draper Catalogue HD51802

SAO Catalogue SAO1168

Hipparcos Catalogue HIP37391

Durchmusterung Catalogue BD+87 51

FK5 Catalogue 909

General Catalogue of Variable Stars OV Cep

How to support us

In Evidence

Other stars in Cepheus