HR3457

Below the horizon. Never rises today

Alt: -31.01° Az: 210.14° Direction: South-South-West

HR3457 is a variable and double giant star of spectral class B1 in the constellation of Carina.

HR3457 visual magnitude is 4.33. Because of its moderate brightness, HR3457 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 HR3457. The red arrow shows the motion of HR3457 during the next 100000 years (-1.67 arcmin in Right Ascension and 0.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 08h 41m 10s

Declination -59° 51’ 08”

Hour Angle 03h 55m 49s

Sidereal Time 12h 36m 59s

J2000

Right Ascension 08h 40m 36s

Declination -59° 45’ 39”

Galactic Coordinates

Galactic Longitude 275.82°

Galactic Latitude -10.86°

Finder Chart

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Finder chart for HR3457.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.33

Class Giant

Absolute magnitude -3.85

Spectral Type B1III

Color Index (B-V) -0.11

Temperature 11744K

The red dot in the diagram below shows where HR3457 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3457. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR3457 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 HR3457 double sysyem:

Main star magnitude 4.33

Secondary star magnitude 13.23

Magnitude difference 8.9

Separation 15.7 arcsec

Distance, Radial Speed, Proper Motion

HR3457 is distant 1,411.26 light years from the Sun and it is moving far from the Sun at the speed of 13 kilometers per second.

Distance (parsec) 432.90

Distance (light year) 1,411.26

Radial Speed 13 km/s

Proper Motion RA -0.001 arcsec/y

Alternative Designations

Henry Draper Catalogue HD74375

SAO Catalogue SAO236181

Hipparcos Catalogue HIP42568

Durchmusterung Catalogue CP-59 1080

FK5 Catalogue 2685

General Catalogue of Variable Stars V343 Car

Visibility from Your Location

HR3457 is currently not visible from Greenwich, UK

Set Location

Other stars in Carina