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

44 Ophiuchi

44 Ophiuchi is a variable star in the constellation of Ophiuchus.

44 Ophiuchi visual magnitude is 4.17. Because of its moderate brightness, 44 Ophiuchi 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 44 Ophiuchi:

4.17
44 Ophiuchi is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of 44 Ophiuchi

44 Ophiuchi 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 44 Ophiuchi are provided in the following table:

17h 26m 22s
-24° 10’ 31”
1.71°
6.19°
Ophiuchus

The simplified sky map below shows the position of 44 Ophiuchi in the sky:

Finder chart 44 Ophiuchi star
Simplified finder chart for 44 Ophiuchi.

Visibility of 44 Ophiuchi from your location

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

Today's 44 Ophiuchi rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 114.2°
Max altitude: 14.3°
Azimuth: 245.8°
44 Ophiuchi is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 44 Ophiuchi

The image below is a photograph of 44 Ophiuchi 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 44 Ophiuchi is 0 arcsec per year in Right Ascension and -0.116 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of 44 Ophiuchi star
DSS2 image of 44 Ophiuchi. The red arrow shows the motion of 44 Ophiuchi during the next 1000 years (0.00 arcmin in Right Ascension and -1.93 arcmin in declination);

Distance of 44 Ophiuchi from the Sun and relative movement

44 Ophiuchi is distant 83.68 light years from the Sun and it is moving towards the Sun at the speed of 37 kilometers per second.

25.67 pc
83.68 ly
-37 km/s
-0.116 arcsec/year

Spectral properties of 44 Ophiuchi

44 Ophiuchi belongs to spectral class A3

2.12
A3
7591K

The red dot in the diagram below shows where 44 Ophiuchi is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 44 Ophiuchi. Attribution: Richard Powell / CC BY-SA

Alternative designations of 44 Ophiuchi

44 Ophiuchi
SAO185401
SAO185401
Gl 673.1