HR1284

Altitude: 10.0° Azimuth: 279.0° Direction: West

HR1284 is a main-sequence star in the constellation of Taurus.

HR1284 visual magnitude is 5.95. Because of its reltive faintness, HR1284 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 HR1284:

Color of HR1284 ⬤

Magnitude of HR1284 5.95

Class Main-sequence

VISIBILITY RIGHT NOW

HR1284 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 10.0°
Azimuth: 279.0°
Direction: West

Celestial coordinates and finder chart of HR1284

HR1284 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 HR1284 are provided in the following table:

Right Ascension J2000 04h 09m 01s

Declination J2000 +13° 23’ 53”

Galactic Longitude 179.11°

Galactic Latitude -27.24°

Constellation Taurus

The simplified sky map below shows the position of HR1284 in the sky:

Simplified finder chart for HR1284.

Visibility of HR1284 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 HR1284 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: 76.6° RISE 15:44

Max altitude: 51.9° TRANSIT 22:51

Azimuth: 283.4° SET 6:02

Digitized Sky Survey image of HR1284

The image below is a photograph of HR1284 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 HR1284 is 0.016 arcsec per year in Right Ascension and -0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR1284. The red arrow shows the motion of HR1284 during the next 10000 years (2.67 arcmin in Right Ascension and -2.33 arcmin in declination);

Distance of HR1284 from the Sun and relative movement

HR1284 is distant 445.36 light years from the Sun and it is moving towards the Sun at the speed of 25 kilometers per second.

Distance (parsec) 136.61 pc

Distance (light year) 445.36 ly

Heliocentric radial velocity -25 km/s

Proper Motion RA 0.016 arcsec/year

Proper Motion Dec -0.014 arcsec/year

Spectral properties of HR1284

HR1284 belongs to spectral class B9 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 0.27

Spectral Type B9V

Color Index (B-V) 0.05

Temperature of HR1284 9542K

The red dot in the diagram below shows where HR1284 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1284. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1284

Henry Draper Catalogue HD26171

SAO Catalogue SAO93784

Hipparcos Catalogue HIP19376

Durchmusterung Catalogue BD+13 648

FK5 Catalogue 2298

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