HR2174

HR2174 is a multiple main-sequence star in the constellation of Orion.

HR2174 visual magnitude is 5.73. Because of its reltive faintness, HR2174 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 HR2174:

Color of HR2174 ⬤

Magnitude of HR2174 5.73

Class Main-sequence

VISIBILITY RIGHT NOW HR2174 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2174

HR2174 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 HR2174 are provided in the following table:

Right Ascension J2000 06h 08m 57s

Declination J2000 +02° 29’ 57”

Galactic Longitude 205.81°

Galactic Latitude -8.28°

Constellation Orion

The simplified sky map below shows the position of HR2174 in the sky:

Simplified finder chart for HR2174.

Visibility of HR2174 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 HR2174 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: 87.5° RISE 8:19

Max altitude: 41.0° TRANSIT 14:29

Azimuth: 272.5° SET 20:40

RIGHT NOW HR2174 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2174

The image below is a photograph of HR2174 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 HR2174 is 0.004 arcsec per year in Right Ascension and -0.02 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2174. The red arrow shows the motion of HR2174 during the next 10000 years (0.67 arcmin in Right Ascension and -3.33 arcmin in declination);

Distance of HR2174 from the Sun and relative movement

HR2174 is distant 609.35 light years from the Sun and it is moving far from the Sun at the speed of 34 kilometers per second.

Distance (parsec) 186.92 pc

Distance (light year) 609.35 ly

Heliocentric radial velocity 34 km/s

Proper Motion RA 0.004 arcsec/year

Proper Motion Dec -0.02 arcsec/year

Spectral properties of HR2174

HR2174 belongs to spectral class A3 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -0.63

Spectral Type A3V

Color Index (B-V) 0.07

Temperature of HR2174 9328K

The red dot in the diagram below shows where HR2174 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2174. Attribution: Richard Powell / CC BY-SA

HR2174 star system properties

HR2174 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR2174 double sysyem:

Main star magnitude 5.73

Secondary star magnitude 6.93

Magnitude difference 1.2

Separation 29.3 arcsec

Alternative designations of HR2174

Henry Draper Catalogue HD42111

SAO Catalogue SAO113507

Hipparcos Catalogue HIP29151

Durchmusterung Catalogue BD+02 1139

Aitken Double Star Catalogue ADS4749

In Evidence

Other stars in Orion