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public  South Grafton, Australia South Grafton, Australia  ⓘ
TimezoneAustralia/Sydney
Sunrise: 6:45 
Transit: 11:52 
Sunset: 16:59
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All Constellations » Antlia » 

HR3812

Below the horizon.  Rise: 6:48 | Tran: 14:40 | Set: 22:29
Alt: -18.41°   Az: 163.23°   Direction: South-South-East

HR3812 is a double hypergiant star of spectral class F0 in the constellation of Antlia.

HR3812 visual magnitude is 6.43. Because of its faintness, HR3812 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.

Image of HR3812 star
DSS2 image of HR3812. The red arrow shows the motion of HR3812 during the next 10000 years (-4.83 arcmin in Right Ascension and 8.17 arcmin in declination);

Celestial Coordinates

Apparent

09h 34m 09s
-39° 14’ 34”
13h 22m 47s
22h 56m 56s

J2000

09h 33m 07s
-39° 07’ 44”

Galactic Coordinates

266.19°
9.2°

Finder Chart

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Finder chart for HR3812.

Magnitude, Color, Spectral Class

6.43
Hypergiant

2.12
F0IV
7276K

The red dot in the diagram below shows where HR3812 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3812. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR3812 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR3812 double sysyem:

6.43
9.93
3.5
55.2 arcsec

Distance, Radial Speed, Proper Motion

HR3812 is distant 237.09 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

72.73
237.09
25 km/s
-0.029 arcsec/y
0.049"/y

Alternative Designations

SAO200492
SAO200492

Visibility from Your Location

Today's HR3812 rise, transit and set times from South Grafton, Australia are the following (all times relative to the local timezone Australia/Sydney):

Azimuth: 129.2°
Max altitude: 80.5°
Azimuth: 230.8°