HR2874

Above the horizon. Rise: 13:14 | Tran: 17:04 | Set: 20:53

Alt: 11.13° Az: 152.71° Direction: South-South-East

HR2874 is a double supergiant star of spectral class A5 in the constellation of Puppis.

HR2874 visual magnitude is 4.85. Because of its moderate brightness, HR2874 is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of HR2874. The red arrow shows the motion of HR2874 during the next 100000 years (-6.67 arcmin in Right Ascension and -10.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 07h 30m 56s

Declination -23° 04’ 43”

Hour Angle 22h 02m 54s

Sidereal Time 05h 33m 50s

J2000

Right Ascension 07h 29m 51s

Declination -23° 01’ 27”

Galactic Coordinates

Galactic Longitude 237.67°

Galactic Latitude -2.39°

Finder Chart

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Finder chart for HR2874.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.85

Class Supergiant

Absolute magnitude -5.13

Spectral Type A5I

Color Index (B-V) 0.23

Temperature 7938K

The red dot in the diagram below shows where HR2874 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2874. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR2874 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 HR2874 double sysyem:

Main star magnitude 4.85

Secondary star magnitude 10.75

Magnitude difference 5.9

Separation 3 arcsec

Distance, Radial Speed, Proper Motion

HR2874 is distant 3,227.72 light years from the Sun and it is moving far from the Sun at the speed of 37 kilometers per second.

Distance (parsec) 990.10

Distance (light year) 3,227.72

Radial Speed 37 km/s

Proper Motion RA -0.004 arcsec/y

Proper Motion Dec -0.006"/y

Alternative Designations

Henry Draper Catalogue HD59612

SAO Catalogue SAO173864

Hipparcos Catalogue HIP36431

Durchmusterung Catalogue BD-22 1897

Visibility from Your Location

Today's HR2874 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 113.1° RISE 13:14

Max altitude: 15.4° TRANSIT 17:04

Azimuth: 246.9° SET 20:53

Set Location

Other stars in Puppis