About LOFAR
Initiatiefnemer: Netherlands Institute for Radio Astronomy (ASTRON)
Dit project wordt medegefinancierd door de Europese Gemeenschap, Europees Fonds voor Regionale Ontwikkeling en het Samenwerkingsverband Noord Nederland, EZ/KOMPAS.
LOFAR numbers
Number of sensors on the various fields:
| 18 |
Core station fields |
96 Low Band Antennas 2 x 24 High Band Antenna Tiles (HBA field is split) |
|
| 18 | Remote station fields |
96 Low Band Antennas 48 High Band Antenna Tiles Microbaromater (infrasound) |
|
| 10 | Geo-Remote station fields |
Geophones Microbarometers |
|
| 8 | International station fields |
96 Low Band Antennas 96High Band Antenna Tiles |
Numbers for the LOFAR telescope performance
| Frequency range |
30 - 80 MHz 120 - 240 MHz |
| Polarisations | 2 |
| Bandwidth | 32 MHz (currently 48 MHz investigated) |
| Spectral channels |
|
| Stations |
18 core 18 remote 8 international
|
| Baseline length |
100 m to 1500 km |
| Simultaneous digital beams | 8 |
| Sample bit depth |
12 |
|
Spectral resolution |
0.76 kHz |
More technical information can be found here.
LOFAR started as a new and innovative effort to force a breakthrough in sensitivity for astronomical observations at radio-frequencies below 250 MHz.