HR2748

Above the horizon. Rise: 9:20 | Tran: 12:30 | Set: 15:40

Alt: 5.21° Az: 156.31° Direction: South-South-East

HR2748 is a variable and double giant star of spectral class M5 in the constellation of Puppis.

HR2748 visual magnitude is 5.1. Because of its faintness, HR2748 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of HR2748. The red arrow shows the motion of HR2748 during the next 1000 years (1.90 arcmin in Right Ascension and 5.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 07h 14m 18s

Declination -44° 41’ 05”

Hour Angle 21h 43m 02s

Sidereal Time 04h 57m 20s

J2000

Right Ascension 07h 13m 32s

Declination -44° 38’ 22”

Galactic Coordinates

Galactic Longitude 255.77°

Galactic Latitude -15.04°

Finder Chart

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Finder chart for HR2748.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.1

Class Giant

Absolute magnitude 1.18

Spectral Type M5III

Color Index (B-V) 1.56

Temperature 3705K

The red dot in the diagram below shows where HR2748 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2748. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR2748 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR2748 double sysyem:

Main star magnitude 5.1

Secondary star magnitude 11.5

Magnitude difference 6.4

Separation 62 arcsec

Distance, Radial Speed, Proper Motion

HR2748 is distant 198.06 light years from the Sun and it is moving far from the Sun at the speed of 53 kilometers per second.

Distance (parsec) 60.75

Distance (light year) 198.06

Radial Speed 53 km/s

Proper Motion RA 0.114 arcsec/y

Proper Motion Dec 0.33"/y

Alternative Designations

Henry Draper Catalogue HD56096

SAO Catalogue SAO218549

Hipparcos Catalogue HIP34922

Durchmusterung Catalogue CD-44 3227

General Catalogue of Variable Stars L2 Pup

Visibility from Your Location

Today's HR2748 rise, transit and set times from Narutochō-mitsuishi, Japan are the following (all times relative to the local timezone Asia/Tokyo):

Azimuth: 134.7° RISE 9:20

Max altitude: 11.1° TRANSIT 12:30

Azimuth: 225.3° SET 15:40

Name:	Narutochō-mitsuishi, Japan
Latitude:	34° 11' 57.5" N
Longitude:	134° 36' 32.4" E
Timezone:	Asia/Tokyo

Set Location

Other stars in Puppis