Celestial hemisphere:  Southern  ·  Constellation: Ara (Ara)  ·  Contains:  HD158991  ·  HD159018  ·  HD159180  ·  HD159406  ·  HD159426  ·  HD159427  ·  HD159477  ·  HD159601  ·  HD159622  ·  HD159637  ·  HD159692  ·  HD159752  ·  HD159771  ·  HD159794  ·  HD159810  ·  HD159851  ·  HD159852  ·  HD159962  ·  HD159988  ·  HD160072  ·  HD160133  ·  HD160177  ·  HD160196  ·  HD160286  ·  HD160307  ·  HD160379  ·  HD160380  ·  HD160503  ·  HD160536  ·  HD160556  ·  And 21 more.
Getting plate-solving status, please wait...
Caldwell 86 (NGC 6397) - Globular cluster in Ara, James Tickner
Powered byPixInsight

Caldwell 86 (NGC 6397) - Globular cluster in Ara

Getting plate-solving status, please wait...
Caldwell 86 (NGC 6397) - Globular cluster in Ara, James Tickner
Powered byPixInsight

Caldwell 86 (NGC 6397) - Globular cluster in Ara

Equipment

Loading...

Acquisition details

Loading...

Description

Caldwell 86 is a bright, magnitude 5.7 globular cluster in the southern constellation of Ara. Situated at a distance of about 7,800 light years, it's one of the closest globular clusters to Earth, and with an estimated age of 13.6 billion years is also one of the oldest.  Visually, the central region of the cluster is very dense and comprises stars with a wide range of colours.

Comments

Revisions

  • Caldwell 86 (NGC 6397) - Globular cluster in Ara, James Tickner
    Original
  • Final
    Caldwell 86 (NGC 6397) - Globular cluster in Ara, James Tickner
    B

B

Description: Updated processing for better star colours

Uploaded: ...

Sky plot

Sky plot

Histogram

Caldwell 86 (NGC 6397) - Globular cluster in Ara, James Tickner

In these collections

Caldwell Globular Clusters