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

HR4188

HR4188 is a variable star in the constellation of Carina.

HR4188 visual magnitude is 6.42. Because of its reltive faintness, HR4188 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 HR4188:

6.42
HR4188 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4188

HR4188 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 HR4188 are provided in the following table:

10h 41m 17s
-59° 40’ 36”
287.17°
-0.85°
Carina

The simplified sky map below shows the position of HR4188 in the sky:

Finder chart HR4188 star
Simplified finder chart for HR4188.

Visibility of HR4188 from your location

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

HR4188 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4188

The image below is a photograph of HR4188 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 HR4188 is -0.006 arcsec per year in Right Ascension and -0.001 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR4188 star
DSS2 image of HR4188. The red arrow shows the motion of HR4188 during the next 100000 years (-10.00 arcmin in Right Ascension and -1.67 arcmin in declination);

Distance of HR4188 from the Sun and relative movement

HR4188 is distant 5,344.26 light years from the Sun and it is moving far from the Sun at the speed of 33 kilometers per second.

1,639.34 pc
5,344.26 ly
33 km/s
-0.006 arcsec/year
-0.001 arcsec/year

Spectral properties of HR4188

HR4188 belongs to spectral class W

-4.65
W
9226K

The red dot in the diagram below shows where HR4188 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4188. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4188

SAO238353
SAO238353