HR2442

Above the horizon. Rise: 7:03 | Tran: 13:09 | Set: 19:11

Alt: 14.89° Az: 261.75° Direction: West

HR2442 is a variable bright giant star of spectral class O9 in the constellation of Monoceros.

HR2442 visual magnitude is 6.21. Because of its faintness, HR2442 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 HR2442. The red arrow shows the motion of HR2442 during the next 100000 years (-11.67 arcmin in Right Ascension and -8.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 06h 39m 57s

Declination +01° 35’ 21”

Hour Angle 04h 52m 22s

Sidereal Time 11h 32m 20s

J2000

Right Ascension 06h 38m 38s

Declination +01° 36’ 48”

Galactic Coordinates

Galactic Longitude 210.03°

Galactic Latitude -2.11°

Finder Chart

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Finder chart for HR2442.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.21

Class Bright giant

Absolute magnitude -3.88

Spectral Type O9II

Color Index (B-V) 0.15

Temperature 8571K

The red dot in the diagram below shows where HR2442 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2442. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR2442 is distant 3,395.83 light years from the Sun and it is moving far from the Sun at the speed of 58 kilometers per second.

Distance (parsec) 1,041.67

Distance (light year) 3,395.83

Radial Speed 58 km/s

Proper Motion RA -0.007 arcsec/y

Proper Motion Dec -0.005"/y

Alternative Designations

Henry Draper Catalogue HD47432

SAO Catalogue SAO114191

Hipparcos Catalogue HIP31766

Durchmusterung Catalogue BD+01 1443

General Catalogue of Variable Stars 3060

Visibility from Your Location

Today's HR2442 rise, transit and set times from Xiagongma, China are the following (all times relative to the local timezone Asia/Shanghai):

Azimuth: 88.4° RISE 7:03

Max altitude: 57.8° TRANSIT 13:09

Azimuth: 271.6° SET 19:11

Name:	Xiagongma, China
Latitude:	33° 47' 44.5" N
Longitude:	100° 10' 4.8" E
Timezone:	Asia/Shanghai

Set Location

Other stars in Monoceros