HR2770

Below the horizon. Rise: 0:45 | Tran: 2:08 | Set: 3:31

Alt: -32.46° Az: 250.33° Direction: West-South-West

HR2770 is a variable sub-giant star of spectral class B2 in the constellation of Puppis.

HR2770 visual magnitude is 5.03. Because of its faintness, HR2770 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 HR2770. The red arrow shows the motion of HR2770 during the next 100000 years (1.67 arcmin in Right Ascension and -3.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 07h 17m 42s

Declination -36° 38’ 19”

Hour Angle 06h 32m 07s

Sidereal Time 13h 49m 49s

J2000

Right Ascension 07h 16m 49s

Declination -36° 35’ 34”

Galactic Coordinates

Galactic Longitude 248.52°

Galactic Latitude -11.12°

Finder Chart

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Finder chart for HR2770.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.03

Class Sub-giant

Absolute magnitude -2.31

Spectral Type B2IV

Color Index (B-V) -0.17

Temperature 12902K

The red dot in the diagram below shows where HR2770 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2770. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR2770 is distant 958.82 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 294.12

Distance (light year) 958.82

Radial Speed 9 km/s

Proper Motion RA 0.001 arcsec/y

Proper Motion Dec -0.002"/y

Alternative Designations

Henry Draper Catalogue HD56779

SAO Catalogue SAO197790

Hipparcos Catalogue HIP35226

Durchmusterung Catalogue CD-36 3485

General Catalogue of Variable Stars Var?

Visibility from Your Location

Today's HR2770 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 126.6° RISE 0:45

Max altitude: 1.9° TRANSIT 2:08

Azimuth: 233.4° SET 3:31

Set Location

Other stars in Puppis