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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:57  
clear_day Transit: 12:11  
SunsetSet: 17:27
sunny DaytimeWhat's Visible Now?
All Constellations » Antlia » 

HR3916

Altitude: -53.6°   Azimuth: 297.4°   Direction: West-North-West

HR3916 is a double main-sequence star in the constellation of Antlia.

HR3916 visual magnitude is 6.3. Because of its reltive faintness, HR3916 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The proper motion of HR3916 is -0.284 arcsec per year in Right Ascension and 0.093 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR3916 star
DSS2 image of HR3916. The red arrow shows the motion of HR3916 during the next 1000 years (-4.73 arcmin in Right Ascension and 1.55 arcmin in declination);

Key facts about HR3916

6.3
Main-sequence

HR3916 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -53.6°
Azimuth: 297.4°
Direction: West-North-West

Celestial coordinates and finder chart of HR3916

HR3916 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR3916 are provided in the following table:

09h 52m 58s
-27° 19’ 55”
261.1°
20.7°
Antlia

The simplified sky map below shows the position of HR3916 in the sky:

Finder chart HR3916 star
Simplified finder chart for HR3916.

Visibility of HR3916 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's HR3916 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 117.3°
Max altitude: 11.2°
Azimuth: 242.7°

Distance of HR3916 from the Sun and relative movement

HR3916 is distant 186.18 light years from the Sun and it is moving far from the Sun at the speed of 23 kilometers per second.

57.11 pc
186.18 ly
23 km/s
-0.284 arcsec/year
0.093 arcsec/year

Spectral properties of HR3916

HR3916 belongs to spectral class G1 and has a luminosity class of V corresponding to a main-sequence star.

2.52
G1V
5890K

The red dot in the diagram below shows where HR3916 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR3916. Attribution: Richard Powell / CC BY-SA

HR3916 star system properties

HR3916 is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the HR3916 double sysyem:

6.3
10.3
4
1.3 arcsec

Alternative designations of HR3916

SAO178130
SAO178130