Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:52  
clear_day Transit: 12:55  
SunsetSet: 20:59 south
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Breakng! newly discovered Supernova 2023ixf in the Pinwheel Galaxy is the closest supernova observed in the latest decade. It can become bright enough to be visible by amateur astronomers. Check out information and detailed finder chart.
All Constellations » Puppis » 

HR2948

HR2948 is a variable and multiple main-sequence star in the constellation of Puppis.

HR2948 visual magnitude is 4.5. Because of its moderate brightness, HR2948 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 HR2948:

4.5
Main-sequence
HR2948 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2948

HR2948 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR2948 are provided in the following table:

07h 38m 49s
-26° 48’ 06”
241.96°
-2.44°
Puppis

The simplified sky map below shows the position of HR2948 in the sky:

Finder chart HR2948 star
Simplified finder chart for HR2948.

Visibility of HR2948 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 HR2948 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: 116.8°
Max altitude: 11.7°
Azimuth: 243.2°
HR2948 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2948

The image below is a photograph of HR2948 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 HR2948 is -0.017 arcsec per year in Right Ascension and 0.019 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2948 star
DSS2 image of HR2948. The red arrow shows the motion of HR2948 during the next 10000 years (-2.83 arcmin in Right Ascension and 3.17 arcmin in declination);

Distance of HR2948 from the Sun and relative movement

HR2948 is distant 454.04 light years from the Sun and it is moving far from the Sun at the speed of 24 kilometers per second.

139.28 pc
454.04 ly
24 km/s
-0.017 arcsec/year
0.019 arcsec/year

Spectral properties of HR2948

HR2948 belongs to spectral class B6 and has a luminosity class of V corresponding to a main-sequence star.

-1.22
B6V
12902K

The red dot in the diagram below shows where HR2948 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2948. Attribution: Richard Powell / CC BY-SA

HR2948 star system properties

HR2948 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR2948 double sysyem:

4.5
4.7
0.2
9.9 arcsec

Alternative designations of HR2948

SAO174198
SAO174198