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🌎  Greenwich, United Kingdom [change]

HR1871

HR1871 is a main-sequence star in the constellation of Orion.

HR1871 visual magnitude is 6.59. Because of its reltive faintness, HR1871 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 HR1871:

6.59
Main-sequence
HR1871 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 39°.

Celestial coordinates and finder chart of HR1871

HR1871 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 HR1871 are provided in the following table:

05h 33m 57s
+01° 24’ 28”
202.53°
-16.49°
Orion

The simplified sky map below shows the position of HR1871 in the sky:

Finder chart HR1871 star
Simplified finder chart for HR1871.

Visibility of HR1871 from your location

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

Today's HR1871 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 88.6°
Max altitude: 39.9°
Azimuth: 271.4°
HR1871 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR1871

The image below is a photograph of HR1871 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 HR1871 is 0.009 arcsec per year in Right Ascension and 0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR1871 star
DSS2 image of HR1871. The red arrow shows the motion of HR1871 during the next 100000 years (15.00 arcmin in Right Ascension and 6.67 arcmin in declination);

Distance of HR1871 from the Sun and relative movement

HR1871 is distant 1,325.20 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.

406.50 pc
1,325.20 ly
14 km/s
0.009 arcsec/year
0.004 arcsec/year

Spectral properties of HR1871

HR1871 belongs to spectral class B2 and has a luminosity class of V corresponding to a main-sequence star.

-1.46
B2V
12902K

The red dot in the diagram below shows where HR1871 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1871. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1871

SAO112901
SAO112901