We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
A Complete Guide to the Solar System and the Night Sky
Donate now and help us to keep this site free and ad-free!
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:41  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
wb_twilight Astronomical TwilightWhat's Visible Now?
All Constellations » Lepus » 

HR1621

Altitude: -11.5°   Azimuth: 252.2°   Direction: West-South-West

HR1621 is a main-sequence star in the constellation of Lepus.

HR1621 visual magnitude is 4.91. Because of its moderate brightness, HR1621 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about HR1621:

4.91
Main-sequence

HR1621 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -11.5°
Azimuth: 252.2°
Direction: West-South-West

Celestial coordinates and finder chart of HR1621

HR1621 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 HR1621 are provided in the following table:

05h 01m 25s
-20° 03’ 06”
220.27°
-32.85°
Lepus

The simplified sky map below shows the position of HR1621 in the sky:

Finder chart HR1621 star
Simplified finder chart for HR1621.

Visibility of HR1621 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 HR1621 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: 110.1°
Max altitude: 18.5°
Azimuth: 249.9°

Digitized Sky Survey image of HR1621

The image below is a photograph of HR1621 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 HR1621 is 0.034 arcsec per year in Right Ascension and -0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR1621 star
DSS2 image of HR1621. The red arrow shows the motion of HR1621 during the next 10000 years (5.67 arcmin in Right Ascension and -2.50 arcmin in declination);

Distance of HR1621 from the Sun and relative movement

HR1621 is distant 208.97 light years from the Sun and it is moving far from the Sun at the speed of 24 kilometers per second.

64.10 pc
208.97 ly
24 km/s
0.034 arcsec/year
-0.015 arcsec/year

Spectral properties of HR1621

HR1621 belongs to spectral class B9 and has a luminosity class of V corresponding to a main-sequence star.

0.88
B9V
10795K

The red dot in the diagram below shows where HR1621 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR1621. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1621

SAO169981
SAO169981