HR1738

HR1738 is a main-sequence star in the constellation of Auriga.

HR1738 visual magnitude is 5.52. Because of its reltive faintness, HR1738 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 HR1738:

Color of HR1738 ⬤

Magnitude of HR1738 5.52

Class Main-sequence

VISIBILITY RIGHT NOW HR1738 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 71°.

Celestial coordinates and finder chart of HR1738

HR1738 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 HR1738 are provided in the following table:

Right Ascension J2000 05h 20m 14s

Declination J2000 +41° 05’ 09”

Galactic Longitude 166.99°

Galactic Latitude 2.28°

Constellation Auriga

The simplified sky map below shows the position of HR1738 in the sky:

Simplified finder chart for HR1738.

Visibility of HR1738 from your location

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

HR1738 is circumpolar and transits at 16:56 UTC (altitude: 79.6°)

Digitized Sky Survey image of HR1738

The image below is a photograph of HR1738 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 HR1738 is -0.002 arcsec per year in Right Ascension and -0.058 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR1738. The red arrow shows the motion of HR1738 during the next 10000 years (-0.33 arcmin in Right Ascension and -9.67 arcmin in declination);

Distance of HR1738 from the Sun and relative movement

HR1738 is distant 305.82 light years from the Sun and it is moving far from the Sun at the speed of 22 kilometers per second.

Distance (parsec) 93.81 pc

Distance (light year) 305.82 ly

Heliocentric radial velocity 22 km/s

Proper Motion RA -0.002 arcsec/year

Proper Motion Dec -0.058 arcsec/year

Spectral properties of HR1738

HR1738 belongs to spectral class A3 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 0.66

Spectral Type A3V

Color Index (B-V) 0.11

Temperature of HR1738 8932K

The red dot in the diagram below shows where HR1738 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1738. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1738

Henry Draper Catalogue HD34557

SAO Catalogue SAO40248

Hipparcos Catalogue HIP24902

Durchmusterung Catalogue BD+40 1253

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In Evidence

Other stars in Auriga