Your guide to the Solar System and the night sky
By donating now you help keep this site alive and free from ads. Please consider supporting this project.
🌎  Observing from: Greenwich, United Kingdom [change]

HR4250

HR4250 is a supergiant star in the constellation of Carina.

HR4250 visual magnitude is 5.25. Because of its reltive faintness, HR4250 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 HR4250:

5.25
Supergiant
HR4250 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4250

HR4250 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4250 are provided in the following table:

10h 52m 30s
-57° 14’ 26”
287.36°
1.99°
Carina

The simplified sky map below shows the position of HR4250 in the sky:

Finder chart HR4250 star
Simplified finder chart for HR4250.

Visibility of HR4250 from your location

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

HR4250 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4250

The image below is a photograph of HR4250 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 HR4250 is -0.004 arcsec per year in Right Ascension and 0.002 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR4250 star
DSS2 image of HR4250. The red arrow shows the motion of HR4250 during the next 100000 years (-6.67 arcmin in Right Ascension and 3.33 arcmin in declination);

Distance of HR4250 from the Sun and relative movement

HR4250 is distant 6,037.04 light years from the Sun and it is moving towards the Sun at the speed of 24 kilometers per second.

1,851.85 pc
6,037.04 ly
-24 km/s
-0.004 arcsec/year
0.002 arcsec/year

Spectral properties of HR4250

HR4250 belongs to spectral class B9 and has a luminosity class of I corresponding to a supergiant star.

-6.09
B9I
8486K

The red dot in the diagram below shows where HR4250 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4250. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4250

SAO238557
SAO238557