Your Guide to the Solar System and the Night Sky
This site is free and ad-free thanks to the support of our users. If you can, please consider a donation.
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:49  
clear_day Transit: 12:50  
SunsetSet: 18:50 south
sleep NighttimeWhat's Visible Now
All Constellations » Leo » 

HR4366

Altitude: -24.7°   Azimuth: 346.0°   Direction: North-North-West

HR4366 is a main-sequence star in the constellation of Leo.

HR4366 visual magnitude is 6.67. Because of its reltive faintness, HR4366 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR4366:

6.67
Main-sequence

HR4366 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -24.7°
Azimuth: 346.0°
Direction: North-North-West

Celestial coordinates and finder chart of HR4366

HR4366 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4366 are provided in the following table:

11h 15m 57s
+12° 50’ 40”
240.81°
63.49°
Leo

The simplified sky map below shows the position of HR4366 in the sky:

Finder chart HR4366 star
Simplified finder chart for HR4366.

Visibility of HR4366 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 HR4366 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: 77.2°
Max altitude: 51.4°
Azimuth: 282.8°

Digitized Sky Survey image of HR4366

The image below is a photograph of HR4366 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR4366 is -0.034 arcsec per year in Right Ascension and -0.055 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4366 star
DSS2 image of HR4366. The red arrow shows the motion of HR4366 during the next 10000 years (-5.67 arcmin in Right Ascension and -9.17 arcmin in declination);

Distance of HR4366 from the Sun and relative movement

HR4366 is distant 230.55 light years from the Sun and it is moving towards the Sun at the speed of 20 kilometers per second.

70.72 pc
230.55 ly
-20 km/s
-0.034 arcsec/year
-0.055 arcsec/year

Spectral properties of HR4366

HR4366 belongs to spectral class A9 and has a luminosity class of V corresponding to a main-sequence star.

2.42
A9V
7658K

The red dot in the diagram below shows where HR4366 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4366. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4366

SAO99527
SAO99527