Corona Australis constellation
Corona Australis is one of the 88 constellations, and it represents the southern crown. It is highest in the sky at midnight around July 7, and its whole figure rises above the horizon from 47°N to 90°S.
Corona Australis at a glance
- Represents
- the southern crown
- Highest at midnight
- July 7
- Highest at 9 pm
- August 21
- Seen whole from
- 47°N to 90°S
- Stars in the figure
- 10 stars
- Origin
- Ptolemy's list, 2nd century
When to see Corona Australis
Corona Australis is highest in the sky at midnight around July 7 and at 9 pm around August 21. Each month it is highest about two hours earlier than the month before.
The times are local solar time. Clocks on daylight saving time read about one hour later.
| Date | Highest at |
|---|---|
| January 15 | 11:20 a.m. |
| February 15 | 9:20 a.m. |
| March 15 | 7:30 a.m. |
| April 15 | 5:30 a.m. |
| May 15 | 3:30 a.m. |
| June 15 | 1:30 a.m. |
| July 15 | 11:30 p.m. |
| August 15 | 9:20 p.m. |
| September 15 | 7:20 p.m. |
| October 15 | 5:20 p.m. |
| November 15 | 3:20 p.m. |
| December 15 | 1:20 p.m. |
Where to look for Corona Australis
From the northern hemisphere
From 40°N, Corona Australis rises in the east and sets in the west. It is highest around midnight on July 7, 11° above the southern horizon.
From the southern hemisphere
From 35°S, Corona Australis rises in the east and sets in the west. It is highest around midnight on July 7, almost overhead.
Brightest stars in Corona Australis
None of the stars of Corona Australis is brighter than magnitude 2.3, so it is best seen from a dark place away from city lights. Its brightest stick-figure stars are about magnitude 4.
Corona Australis in myth and history
Corona Australis is one of the 48 constellations that the astronomer Ptolemy listed in the 2nd century.
Constellations next to Corona Australis
Find Corona Australis in your sky
Questions about Corona Australis
Corona Australis is highest in the sky at midnight around July 7 and at 9 pm around August 21. The weeks around those dates are the best time to look.
The whole figure of Corona Australis rises above the horizon from 47°N to 90°S, and at least part of it rises from 53°N to 90°S.
Corona Australis represents the southern crown. Corona Australis is one of the 48 constellations that the astronomer Ptolemy listed in the 2nd century.