
We recommend you read the introduction to meteor showers.
σ-Hydrids(HYD) meteor shower will be active from Thursday, December 3 2020 until Sunday, December 20 2020. Its peak day is Wednesday, December 9 2020, according to information published by the International Meteor Organization. For more information, check out the meteor shower calendar 2020.
σ-Hydrids's radiant during its peak day will be at alpha=127°, delta=+02°. The zenithal hourly rate is: 7 meteors per hour.
The visibility of a meteor shower depends on several factors: geographic coordinates of observer and elevation, time of the day, city lights pollution, the weather and the terrain. For reference, we have calculated the position (elevation / azimuth) of σ-Hydrids's radiant in the sky during its peak day, Wednesday, December 9 2020, for the following cities in Denmark.
| City | Time | |||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 | |||||||||||||
| Alt. | Az. | Alt. | Az. | Alt. | Az. | Alt. | Az. | Alt. | Az. | Alt. | Az. | Alt. | Az. | Alt. | Az. | Alt. | Az. | Alt. | Az. | Alt. | Az. | Alt. | Az. | |
| Copenhagen | 22° | 122° | 34° | 154° | 36° | 191° | 28° | 225° | 13° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 7° | 97° |
| Arhus | 21° | 120° | 32° | 151° | 36° | 188° | 28° | 222° | 15° | 251° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 95° |
| Bornholm | 24° | 124° | 35° | 157° | 36° | 194° | 27° | 228° | 12° | 255° | - | - | - | - | - | - | - | - | - | - | - | - | 8° | 99° |
| Frederiksborg | 22° | 122° | 34° | 154° | 36° | 191° | 28° | 225° | 13° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 7° | 97° |
| Fyn | 21° | 120° | 33° | 151° | 36° | 188° | 29° | 223° | 15° | 251° | - | - | - | - | - | - | - | - | - | - | - | - | 6° | 95° |
| Nordjylland | 20° | 120° | 31° | 151° | 35° | 187° | 28° | 221° | 14° | 250° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 94° |
| Ribe | 21° | 119° | 33° | 149° | 36° | 186° | 30° | 221° | 16° | 250° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 93° |
| Ringkobing | 20° | 119° | 32° | 150° | 36° | 186° | 29° | 221° | 15° | 250° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 94° |
| Roskilde | 22° | 122° | 33° | 153° | 36° | 190° | 28° | 224° | 14° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 7° | 96° |
| Sonderjylland | 20° | 120° | 32° | 151° | 35° | 187° | 29° | 222° | 15° | 250° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 94° |
| Staden Kobenhavn | 20° | 120° | 32° | 151° | 35° | 187° | 29° | 222° | 15° | 250° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 94° |
| Storstrom | 20° | 120° | 32° | 151° | 35° | 187° | 29° | 222° | 15° | 250° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 94° |
| Vejle | 21° | 119° | 33° | 151° | 36° | 187° | 29° | 222° | 15° | 251° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 94° |
| Vestsjalland | 22° | 121° | 33° | 153° | 36° | 189° | 28° | 224° | 14° | 252° | - | - | - | - | - | - | - | - | - | - | - | - | 6° | 96° |
| Viborg | 20° | 120° | 32° | 151° | 35° | 187° | 29° | 221° | 15° | 250° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 94° |
The following is a simulation of the sky and stars as seen from Copenhagen, Denmark during its peak day starting at 00:00.
You may adjust the speed of the simulator backward or forward to see the movement of the radiant over the horizon.
| Copenhagen | Arhus | Bornholm | Frederiksborg | Fyn | Nordjylland | Ribe | Ringkobing | Roskilde | Sonderjylland | Staden Kobenhavn | Storstrom | Vejle | Vestsjalland | Viborg |