Your guide to the Solar System and the night sky
🌎 Location: Greenwich, United Kingdom [change]

HR457

HR457 is a hypergiant star in the constellation of Pisces.

HR457 visual magnitude is 5.8. Because of its reltive faintness, HR457 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 HR457:

5.8
Hypergiant
HR457 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 17°.

Celestial coordinates and finder chart of HR457

HR457 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 HR457 are provided in the following table:

01h 35m 54s
+17° 26’ 00”
137.79°
-44.15°
Pisces

The simplified sky map below shows the position of HR457 in the sky:

Finder chart HR457 star
Simplified finder chart for HR457.

Visibility of HR457 from your location

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

Today's HR457 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 72.6°
Max altitude: 56.0°
Azimuth: 287.4°
HR457 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR457

The image below is a photograph of HR457 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 HR457 is 0.152 arcsec per year in Right Ascension and 0.01 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR457 star
DSS2 image of HR457. The red arrow shows the motion of HR457 during the next 1000 years (2.53 arcmin in Right Ascension and 0.17 arcmin in declination);

Distance of HR457 from the Sun and relative movement

HR457 is distant 194.63 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

59.70 pc
194.63 ly
3 km/s
0.152 arcsec/year
0.01 arcsec/year

Spectral properties of HR457

HR457 belongs to spectral class F0 and has a luminosity class of IV corresponding to a hypergiant star.

1.92
F0IV
10125K

The red dot in the diagram below shows where HR457 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR457. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR457

SAO92531
SAO92531