Can σ-Hydrids be seen in Portugal?
Lisboa, capital of Portugal.
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.
Position of σ-Hydrids
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 Portugal.
| 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. | |
| Lisboa | 26° | 110° | 45° | 138° | 53° | 183° | 43° | 226° | 23° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 3° | 90° |
| Aveiro | 25° | 111° | 44° | 140° | 51° | 184° | 41° | 226° | 22° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 91° |
| Azores | 25° | 108° | 45° | 136° | 54° | 181° | 45° | 225° | 24° | 253° | 1° | 272° | - | - | - | - | - | - | - | - | - | - | 2° | 89° |
| Beja | 27° | 110° | 46° | 139° | 54° | 185° | 43° | 228° | 22° | 254° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 91° |
| Braga | 25° | 111° | 43° | 141° | 50° | 184° | 41° | 225° | 21° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 91° |
| Braganca | 26° | 113° | 44° | 143° | 50° | 187° | 40° | 227° | 20° | 254° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 92° |
| Castelo Branco | 26° | 111° | 45° | 141° | 52° | 186° | 41° | 228° | 21° | 254° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 91° |
| Coimbra | 26° | 111° | 44° | 140° | 52° | 184° | 42° | 226° | 22° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 91° |
| Evora | 27° | 110° | 46° | 139° | 53° | 185° | 42° | 228° | 22° | 254° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 91° |
| Faro | 27° | 110° | 47° | 138° | 55° | 185° | 43° | 229° | 22° | 255° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 91° |
| Guarda | 26° | 112° | 45° | 142° | 51° | 186° | 41° | 227° | 21° | 254° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 92° |
| Leiria | 25° | 110° | 45° | 139° | 52° | 184° | 42° | 226° | 22° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 90° |
| Madeira | 26° | 111° | 45° | 140° | 52° | 185° | 42° | 227° | 22° | 254° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 91° |
| Portalegre | 27° | 111° | 46° | 141° | 52° | 186° | 42° | 228° | 21° | 254° | - | - | - | - | - | - | - | - | - | - | - | - | 5° | 91° |
| Porto | 25° | 111° | 44° | 140° | 51° | 184° | 41° | 225° | 22° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 91° |
| Santarem | 26° | 110° | 45° | 139° | 53° | 184° | 42° | 227° | 22° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 90° |
| Setubal | 26° | 110° | 45° | 138° | 53° | 184° | 43° | 227° | 23° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 90° |
| Viana do Castelo | 25° | 111° | 43° | 140° | 50° | 184° | 41° | 225° | 22° | 252° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 91° |
| Vila Real | 26° | 112° | 44° | 141° | 51° | 185° | 40° | 226° | 21° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 91° |
| Viseu | 26° | 111° | 44° | 141° | 51° | 185° | 41° | 227° | 21° | 253° | - | - | - | - | - | - | - | - | - | - | - | - | 4° | 91° |
The Sky and Stars in Portugal
The following is a simulation of the sky and stars as seen from Lisboa, Portugal 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.
| Lisboa | Aveiro | Azores | Beja | Braga | Braganca | Castelo Branco | Coimbra | Evora | Faro | Guarda | Leiria | Madeira | Portalegre | Porto | Santarem | Setubal | Viana do Castelo | Vila Real | Viseu |