HR149

Altitude: 14.5° Azimuth: 64.3° Direction: East-North-East

HR149 is a variable giant star in the constellation of Andromeda.

HR149 visual magnitude is 6.5. Because of its reltive faintness, HR149 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 HR149:

Color of HR149 ⬤

Magnitude of HR149 6.5

Class Giant

VISIBILITY RIGHT NOW

HR149 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 14.5°
Azimuth: 64.3°
Direction: East-North-East

Celestial coordinates and finder chart of HR149

HR149 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 HR149 are provided in the following table:

Right Ascension J2000 00h 36m 20s

Declination J2000 +27° 15’ 16”

Galactic Longitude 118.81°

Galactic Latitude -35.5°

Constellation Andromeda

The simplified sky map below shows the position of HR149 in the sky:

Simplified finder chart for HR149.

Visibility of HR149 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 HR149 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: 62.7° RISE 11:00

Max altitude: 65.8° TRANSIT 19:38

Azimuth: 297.3° SET 4:21

Digitized Sky Survey image of HR149

The image below is a photograph of HR149 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 HR149 is 0.011 arcsec per year in Right Ascension and -0.016 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR149. The red arrow shows the motion of HR149 during the next 10000 years (1.83 arcmin in Right Ascension and -2.67 arcmin in declination);

Distance of HR149 from the Sun and relative movement

HR149 is distant 701.08 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

Distance (parsec) 215.05 pc

Distance (light year) 701.08 ly

Heliocentric radial velocity 1 km/s

Proper Motion RA 0.011 arcsec/year

Proper Motion Dec -0.016 arcsec/year

Spectral properties of HR149

HR149 belongs to spectral class B8 and has a luminosity class of III corresponding to a giant star. HR149 is also a HgMn chemically peculiar star.

Absolute magnitude -0.16

Spectral Type B8III

Color Index (B-V) -0.09

Temperature of HR149 11407K

The red dot in the diagram below shows where HR149 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR149. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR149

Henry Draper Catalogue HD3322

SAO Catalogue SAO74136

Hipparcos Catalogue HIP2865

Durchmusterung Catalogue BD+26 91

General Catalogue of Variable Stars 221

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