HR1970

HR1970 is a variable giant star in the constellation of Orion.

HR1970 visual magnitude is 6.31. Because of its reltive faintness, HR1970 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 HR1970:

Color of HR1970 ⬤

Magnitude of HR1970 6.31

Class Giant

VISIBILITY RIGHT NOW HR1970 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR1970

HR1970 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 HR1970 are provided in the following table:

Right Ascension J2000 05h 43m 09s

Declination J2000 -01° 36’ 47”

Galactic Longitude 206.44°

Galactic Latitude -15.9°

Constellation Orion

The simplified sky map below shows the position of HR1970 in the sky:

Simplified finder chart for HR1970.

Visibility of HR1970 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 HR1970 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: 91.6° RISE 8:14

Max altitude: 36.9° TRANSIT 14:04

Azimuth: 268.4° SET 19:54

RIGHT NOW HR1970 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR1970

The image below is a photograph of HR1970 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 HR1970 is 0.003 arcsec per year in Right Ascension and -0.026 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR1970. The red arrow shows the motion of HR1970 during the next 10000 years (0.50 arcmin in Right Ascension and -4.33 arcmin in declination);

Distance of HR1970 from the Sun and relative movement

HR1970 is distant 679.17 light years from the Sun and it is moving far from the Sun at the speed of 30 kilometers per second.

Distance (parsec) 208.33 pc

Distance (light year) 679.17 ly

Heliocentric radial velocity 30 km/s

Proper Motion RA 0.003 arcsec/year

Proper Motion Dec -0.026 arcsec/year

Spectral properties of HR1970

HR1970 belongs to spectral class K4 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -0.28

Spectral Type K4III

Color Index (B-V) 1.47

Temperature of HR1970 3839K

The red dot in the diagram below shows where HR1970 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1970. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1970

Henry Draper Catalogue HD38099

SAO Catalogue SAO132480

Hipparcos Catalogue HIP26953

Durchmusterung Catalogue BD-01 1012

General Catalogue of Variable Stars V1197 Ori

In Evidence

Other stars in Orion