Perseus Constellation
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Perseus, named after the Greek hero, is a constellation known for the Perseid meteor shower and the star Algol, also called the Demon Star.
Perseus Rise and Set Timetable
| Time | Elevation | |
| Perseus rise | 17:33 | |
| Sunset | 17:39 | 0° |
| Civil sunset | 18:07 | 3° |
Moonrise, 96.4% illuminated  | 18:23 | 4° |
| Twilight start | 18:39 | 6° |
| Astronomical observing session begins | 23:24 | 45° |
| Perseus transit | 03:27 | 79° |
| Astronomical observing session ends | 03:38 | 79° |
| Civil sunrise | 04:10 | 77° |
| Sunrise | 04:38 | 73° |
| Moonset | 07:13 | 48° |
Track Perseus Position Throughout the Night
← 30 August 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Perseus changing position in the night sky.
Nebulae in the constellation Perseus
IC0275 NED01
Galaxy
IC0275 NED01 is a galaxy with apparent magnitude in the constellation Perseus, spanning approximately 0.3 arcseconds in the sky.
M76
Planetary Nebula
The Little Dumbbell Nebula, a planetary nebula with a bipolar structure, located approximately 2,500 light-years away in the constellation Perseus.
M34
Open Cluster
An open star cluster containing over 400 stars, located approximately 1,400 light-years away in the constellation Perseus.
California Nebula (NGC1499)
Nebula
NGC1499 is a nebula with apparent magnitude 5.00 in the constellation Perseus, spanning approximately 2.7 arcminutes in the sky.
Annual motion of Perseus
| Date | Mon, 31 August 2026 |
| Twilight start | 19:06 |
| Twilight end | 02:59 |
| Twilight duration | 8h 53m |
| Rise | 17:29 |
| Set | 13:16 |
| Elevation at transit | 79° |
| Transit time | 03:23 |
| Equatorial coordinates | RA: 02h 54m 09s", Dec: 48° 15' 13s |
| Magnitude | - |
| Constellation |
The graph illustrates the constellation’s annual visibility pattern and its daily rise, set, and transit times throughout the year.
The vertical axis shows the hours of the day, while the horizontal axis spans the days of the year.
The reddish area marks when the constellation is above the horizon. The white line shows when it reaches its highest point in the sky. View detailed visibility information in a table with rise, transit, and set times for each date.
The vertical axis shows the hours of the day, while the horizontal axis spans the days of the year.
The reddish area marks when the constellation is above the horizon. The white line shows when it reaches its highest point in the sky. View detailed visibility information in a table with rise, transit, and set times for each date.
Acknowledgements
We gratefully acknowledge the International Astronomical Union (IAU) for defining and standardizing the official constellation boundaries used in celestial mapping.
Special thanks to Sky & Telescope Magazine and contributors Roger Sinnott and Rick Fienberg for producing the charts and tables. Alan MacRobert’s constellation patterns were influenced by the work of H. A. Rey and adjusted to align with earlier traditions.