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: 6:54  
clear_day Transit: 12:49  
SunsetSet: 18:43 south
sunny DaytimeWhat's Visible Now
All Constellations » Pisces » 


Altitude: -15.6°   Azimuth: 62.5°   Direction: East-North-East

HR8730 is a giant star in the constellation of Pisces.

HR8730 visual magnitude is 6.28. Because of its reltive faintness, HR8730 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 HR8730:


HR8730 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -15.6°
Azimuth: 62.5°
Direction: East-North-East

Celestial coordinates and finder chart of HR8730

HR8730 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 HR8730 are provided in the following table:

22h 57m 32s
+03° 48’ 37”

The simplified sky map below shows the position of HR8730 in the sky:

Finder chart HR8730 star
Simplified finder chart for HR8730.

Visibility of HR8730 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 HR8730 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: 86.2°
Max altitude: 42.3°
Azimuth: 273.8°

Digitized Sky Survey image of HR8730

The image below is a photograph of HR8730 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 HR8730 is 0.07 arcsec per year in Right Ascension and 0.029 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8730 star
DSS2 image of HR8730. The red arrow shows the motion of HR8730 during the next 10000 years (11.67 arcmin in Right Ascension and 4.83 arcmin in declination);

Distance of HR8730 from the Sun and relative movement

HR8730 is distant 460.45 light years from the Sun and it is moving far from the Sun at the speed of 11 kilometers per second.

141.24 pc
460.45 ly
11 km/s
0.07 arcsec/year
0.029 arcsec/year

Spectral properties of HR8730

HR8730 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR8730 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8730. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8730