| Harstad | Kiruna | Lund | Oslo | Penguin | Stamsund | RPi 1 3 4 5 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 28 29 30 | Pixie | Condor | Drammen | Floro | Ystad | Web srv | |||
| WAN | Network | Timekeeping | CPU/mem | EUMETCast Europe | DVB-S2 | Ecast I/O | Losses | HVS losses | RAMdisk | T1/T2 | Air °C | ADS-B | GPS | DOP | SNR | NTP jitter | How-to | |
GPS satellites - number in view, used and SNR
| Number of satellites visible and used | |
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LeoNTP Outdoor antenna Satellites tracked |
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RasPi-3, U-blox MAX-M8Q-0-10, downstairs 25 mm patch, south-facing corner Potentially visible Actually used |
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RasPi-8, u-blox MAX-M8Q, upstairs Patch antenna, south-facing window Potentially visible Actually used |
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RasPi-10, u-blox MAX-M8Q, upstairs Mag mount patch antenna, room interior Potentially visible Actually used |
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RasPi-12, u-blox MAX-M8Q, upstairs Near CH radiator Loft dome antenna Potentially visible Actually used |
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RasPi-18, u-blox MAX-M8Q-0-10, upstairs Patch antenna, interior, south-facing room (inc. Galileo) Potentially visible Actually used |
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RasPi-22, u-blox MAX-M8Q-0-10, upstairs Patch antenna, interior, south-facing room (inc. Galileo) Potentially visible Actually used |
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RasPi-23, VK2828U7G5LF GPS module, upstairs In north-west facing cupboard Potentially visible Actually used |
Average SNR |
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RasPi-3, U-blox MAX-M8Q-0-10, downstairs 25 mm patch, south-facing corner (inc. Galileo) GPS SNR average Raspberry Pi 1B |
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RasPi-8, u-blox MAX-M8Q, upstairs Patch antenna, south-facing window GPS SNR average Raspberry Pi 3B |
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RasPi-10, u-blox MAX-M8Q, upstairs Mag mount patch antenna, room interior GPS SNR average Raspberry Pi 2B |
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RasPi-12, u-blox MAX-M8Q, upstairs Near CH radiator Loft dome antenna GPS SNR average RaspberryPi 3B |
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RasPi-18, u-blox MAX-M8Q-0-10, upstairs Patch antenna, interior, south-facing room (inc. Galileo) GPS SNR average Raspberry Pi 3B+ |
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RasPi-22, u-blox MAX-M8Q-0-10, upstairs Patch antenna, interior, south-facing room (inc. Galileo) GPS SNR average Raspberry Pi 4B |
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RasPi-23, VK2828U7G5LF GPS module, upstairs In north-west facing cupboard GPS SNR average Raspberry Pi 4B |
Per-PC GPS data is here, and timekeeping graphs may be seen here. |