74 Orionis

Altitude: 2.0° Azimuth: 72.6° Direction: East-North-East

74 Orionis is a multiple sub-giant star in the constellation of Orion.

74 Orionis visual magnitude is 5.04. Because of its reltive faintness, 74 Orionis 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 74 Orionis:

Color of 74 Orionis ⬤

Magnitude of 74 Orionis 5.04

Class Sub-giant

VISIBILITY RIGHT NOW

74 Orionis is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 2.0°
Azimuth: 72.6°
Direction: East-North-East

Celestial coordinates and finder chart of 74 Orionis

74 Orionis 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 74 Orionis are provided in the following table:

Right Ascension J2000 06h 16m 26s

Declination J2000 +12° 16’ 19”

Galactic Longitude 198.04°

Galactic Latitude -2.03°

Constellation Orion

The simplified sky map below shows the position of 74 Orionis in the sky:

Simplified finder chart for 74 Orionis.

Visibility of 74 Orionis 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 74 Orionis 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: 77.7° RISE 23:56

Max altitude: 50.8° TRANSIT 7:01

Azimuth: 282.3° SET 14:02

Digitized Sky Survey image of 74 Orionis

The image below is a photograph of 74 Orionis 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 74 Orionis is 0.082 arcsec per year in Right Ascension and 0.186 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of 74 Orionis. The red arrow shows the motion of 74 Orionis during the next 1000 years (1.37 arcmin in Right Ascension and 3.10 arcmin in declination);

Distance of 74 Orionis from the Sun and relative movement

74 Orionis is distant 63.92 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 19.61 pc

Distance (light year) 63.92 ly

Heliocentric radial velocity 9 km/s

Proper Motion RA 0.082 arcsec/year

Proper Motion Dec 0.186 arcsec/year

Spectral properties of 74 Orionis

74 Orionis belongs to spectral class F5 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude 3.58

Spectral Type F5IV

Color Index (B-V) 0.42

Temperature of 74 Orionis 6776K

The red dot in the diagram below shows where 74 Orionis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 74 Orionis. Attribution: Richard Powell / CC BY-SA

74 Orionis star system properties

74 Orionis is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 74 Orionis double sysyem:

Main star magnitude 5.04

Secondary star magnitude 9.24

Magnitude difference 4.2

Separation 204 arcsec

Alternative designations of 74 Orionis

Flamsteed designation 74 Orionis

Henry Draper Catalogue HD43386

SAO Catalogue SAO95476

Hipparcos Catalogue HIP29800

Durchmusterung Catalogue BD+12 1084

Gliese Catalogue Wo 9207

FK5 Catalogue 1169

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