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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:58 
Sunset: 21:15
sunny   (Daytime)   What's Visible Now?


Above the horizon.  Rise: 6:47 | Tran: 14:11 | Set: 21:36
Altitude: 48.4°   Azimuth: 137.0°   Direction: South-East

HR2457 is a main-sequence star of spectral class A1 in the constellation of Gemini.

HR2457 visual magnitude is 6.28. Because of its faintness, HR2457 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.

Celestial coordinates and finder chart of HR2457

Finder chart HR2457 star
Simplified finder chart for HR2457.

HR2457 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 HR2457 are provided in the following table:

06h 41m 21s
+16° 23’ 51”
Image of HR2457 star
DSS2 image of HR2457. The red arrow shows the motion of HR2457 during the next 10000 years (-3.67 arcmin in Right Ascension and -1.33 arcmin in declination);

Key facts about HR2457


and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR2457 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2457. Attribution: Richard Powell / CC BY-SA

Distance of HR2457 from the Sun and relative movement

HR2457 is distant 785.54 light years from the Sun and it is moving far from the Sun at the speed of 22 kilometers per second.

240.96 pc
785.54 ly
22 km/s
-0.022 arcsec/year
-0.008 arcsec/year

Alternative designations of HR2457


Visibility of HR2457 from your location

Today's HR2457 rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 73.6°
Max altitude: 54.9°
Azimuth: 286.4°