Open Cluster · Ara

C82 NGC 6193

Magnitude
5.2
Season
Summer
Difficulty
Very Easy
Star-hop chart
C820.0° field0° rotation
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Imaging reference
NGC 6193 (C82) Open Cluster

Observer's guide

About NGC 6193

NGC 6193 (C82) is catalogued as an open cluster in Ara. Its J2000 position is RA 16:41:20, Dec -48:45:48, corresponding to 250.3192 degrees RA and -48.7769 degrees Dec. The local catalogue places it about 3,767 light-years away. Its referenced angular extent is approximately 18.7 by 18.7 arcminutes.

Observing tips

StarWatchr rates this as a very easy target at magnitude 5.2. It is associated with summer observing, with midnight placement typically strongest around May. From 52 degrees north its theoretical meridian altitude is about 0 degrees; local horizons and the live altitude chart determine the practical window.

Its brightness makes it a practical binocular or small-telescope candidate when it is well above the horizon.

What to expect

The SIMBAD classification for the matched source is OpC. A published radial velocity value is -26 km/s. The SIMBAD record currently connects it to 169 bibliographic references.

At roughly 18.7 arcminutes across, it benefits from a narrower field and adequate image scale. Use the listed 18.7 by 18.7 arcminute extent to check framing, and treat catalogue magnitude as integrated brightness rather than a direct measure of visual contrast.

Sourced catalogue data

Scientific record

Measurements for C82 are kept separate from practical observing guidance.

Coordinates (J2000/ICRS)
RA 250.319167° · Dec -48.776944°
SIMBAD classification
OpC
Angular extent
18.7′ × 18.7′
Position angle
Radial velocity
-26.03 km/s
Redshift
-0.00008682
Linked bibliography
169 references
Best midnight placement
May
Observable latitude range
-90° to 41.2°

Source: SIMBAD astronomical database (CDS, Strasbourg) (ODbL; checked 2026-08-09). Catalogue values may change when new measurements are published.

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