HR877

HR877 is a variable giant star in the constellation of Cetus.

HR877 visual magnitude is 6.11. Because of its reltive faintness, HR877 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 HR877:

Color of HR877 ⬤

Magnitude of HR877 6.11

Class Giant

VISIBILITY RIGHT NOW HR877 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR877

HR877 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 HR877 are provided in the following table:

Right Ascension J2000 02h 57m 04s

Declination J2000 +04° 30’ 03”

Galactic Longitude 171.55°

Galactic Latitude -46.17°

Constellation Cetus

The simplified sky map below shows the position of HR877 in the sky:

Simplified finder chart for HR877.

Visibility of HR877 from your location

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

Today's HR877 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 85.5° RISE 9:09

Max altitude: 43.0° TRANSIT 15:30

Azimuth: 274.5° SET 21:50

RIGHT NOW HR877 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR877

The image below is a photograph of HR877 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 HR877 is 0.017 arcsec per year in Right Ascension and 0.023 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR877. The red arrow shows the motion of HR877 during the next 10000 years (2.83 arcmin in Right Ascension and 3.83 arcmin in declination);

Distance of HR877 from the Sun and relative movement

HR877 is distant 556.31 light years from the Sun and it is moving far from the Sun at the speed of 52 kilometers per second.

Distance (parsec) 170.65 pc

Distance (light year) 556.31 ly

Heliocentric radial velocity 52 km/s

Proper Motion RA 0.017 arcsec/year

Proper Motion Dec 0.023 arcsec/year

Spectral properties of HR877

HR877 belongs to spectral class M4 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -0.05

Spectral Type M4III

Color Index (B-V) 1.69

Temperature of HR877 3528K

The red dot in the diagram below shows where HR877 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR877. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR877

Henry Draper Catalogue HD18345

SAO Catalogue SAO110865

Hipparcos Catalogue HIP13756

Durchmusterung Catalogue BD+03 410

FK5 Catalogue 2206

General Catalogue of Variable Stars 990

How to support us

In Evidence

Other stars in Cetus