December Phi Cassiopeiids
| December Phi Cassiopeiids (DPC) | |
|---|---|
| Discovery date | 2011 |
| Parent body | Biela's Comet |
| Radiant | |
| Constellation | Cassiopeia (near Phi Cassiopeiae) |
| Right ascension | 1h 19m |
| Declination | +58° 17′ |
| Properties | |
| Occurs during | 28 November – 10 December[1] |
| Date of peak | 2 December |
| Velocity | 17 km/s |
| Zenithal hourly rate | 200[2] |
The December Phi Cassiopeiids are a meteor shower beginning on the 28th of November and lasting until the 10th of December. It is visible from the Northern Hemisphere.
It originated with the 1649 perihelion of Biela's Comet. Activity is centered in eastern Cassiopeia, about one degree away from the star Ruchbach.[3] It one of multiple meteor showers associated with Biela's Comet, the most famous of them being the Andromedids.[4]
References
- ^ "Meteor Activity Outlook for 2-8 December 2023 | IMO". 4 December 2023.
- ^ Mack, Eric. "Mysterious Meteor Shower Could Light up Skies Tonight in Rare Outburst". Forbes.
- ^ "Meteor Activity Outlook for December 7-13, 2024".
- ^ Jenniskens, P.; Howell, A.; Johannink, C.; Breukers, M.; Moskovitz, N.; Juneau, L. (2025). "Andromedid Meteor Shower Outburst". Central Bureau Electronic Telegrams (5500): 1. Bibcode:2025CBET.5500....1J.