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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:50  
clear_day Transit: 12:56  
SunsetSet: 21:02 south
wb_twilight  • Astronomical Twilight • What's Visible Now

In Evidence

Best Places to See the 2024 American Eclipse Based on Historical Weather Data
Using historical cloud coverage data we suggest the locations that could provide the better chances to have clear skies on April 8, 2024 to observe the eclipse. Read more...

Other deep sky objects in Scorpius
All Constellations »  Scorpius »  Deep Sky Objects » 

IC 4591 - HII Ionized region in Scorpius

IC 4591 is a HII Ionized region in the Scorpius constellation. IC 4591 is situated south of the celestial equator and, as such, it is more easily visible from the southern hemisphere.

IC 4591
HII Ionized region
Scorpius
Available Resources for IC 4591 - HII Ionized region in Scorpius

Apparent size of IC 4591

The following table reports IC 4591 apparent angular size. The green area displayed on top of the DSS2 image of IC 4591 is a visual representation of it.
12 arcmin
10 arcmin

Digitized Sky Survey image of IC 4591

The image below is a photograph of IC 4591 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 0.4x0.4 degrees (24x24 arcmins).

Image of IC 4591 - HII Ionized region in Scorpius star
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DSS2 image of IC 4591 in the Red band. The green region on the image is a representation of the major (12 arcmin) and minor (10 arcmin) axes of the object's apparent size.

Celestial coordinates and finder chart of IC 4591

Celestial coordinates for the J2000 equinox of IC 4591 are provided in the following table:

16h 12m 17s
-27° 55’ 40”

The simplified sky charts below show the position of IC 4591 in the sky. The first chart has a field of view of 60° while the second one has a field of view of 10°.

Finder chart IC 4591 - HII Ionized region in Scorpius star
Simplified finder chart for IC 4591 - HII Ionized region in Scorpius.

Finder chart IC 4591 - HII Ionized region in Scorpius star
Simplified finder chart for IC 4591 - HII Ionized region in Scorpius.

Rise ans set times of IC 4591 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 IC 4591 - HII Ionized region in Scorpius 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: 117.9°
Max altitude: 10.6°
Azimuth: 242.1°
IC 4591 - HII Ionized region in Scorpius is below the horizon from Greenwich, United Kingdom