Table 1
List of ground-based instruments considered in this study.
| Station | Abbreviation | Geographic latitude (°) | Geographic longitude (°) | Operator | Instrument | Region |
|---|---|---|---|---|---|---|
| Arctic Bay | ARC | 73.0 | 275.0 | CHAIN | GNSS receiver | Polar cap |
| Arviat | ARV | 61.1 | 265.9 | CHAIN | GNSS receiver | Auroral |
| Baker Lake | BLC | 64.3 | 264.0 | NRCan | Magnetometer | Auroral |
| (Point) Barrow | BRW | 71.3 | 203.4 | USGS | Magnetometer | Polar cap |
| Boulder | BOU | 40.1 | 254.8 | USGS | Magnetometer | Sub-auroral |
| Brandon | BRD | 49.8 | 260.0 | NRCan | Magnetometer | Sub-auroral |
| Riometer | ||||||
| Cambridge Bay | CBB | 69.1 | 255.0 | NRCan | Magnetometer | Transition (polar cap to auroral) |
| NRCan | Riometer | |||||
| CHAIN | GNSS receiver | |||||
| College | CMO | 64.9 | 212.1 | USGS | magnetometer | Auroral |
| Eureka | EUR | 80.0 | 274.1 | CHAIN | GNSS receiver | Polar cap |
| Fort Churchill | FCC | 58.8 | 265.9 | NRCan | Magnetometer | Auroral |
| CHAIN | GNSS receiver | |||||
| Fort McMurray | MCM | 56.6 | 248.8 | CHAIN | GNSS receiver | Auroral |
| Fort Smith | FSM | 60.0 | 248.1 | CHAIN | GNSS receiver | Auroral |
| Fredericksburg | FRD | 38.2 | 282.6 | USGS | magnetometer | Sub-auroral |
| Fresno | FRN | 37.1 | 240.3 | USGS | magnetometer | Sub-auroral |
| Gillam | GIL | 56.4 | 265.4 | CHAIN | GNSS receiver | Auroral |
| Gjoa Haven | GJO | 68.6 | 264.2 | CHAIN | GNSS receiver | Polar cap |
| Hall Beach | HAL | 68.8 | 278.8 | NRCan | Riometer | Polar cap |
| CHAIN | GNSS receiver | |||||
| Iqaluit | IQA | 63.8 | 291.5 | NRCan | Magnetometer | Auroral |
| NRCan | Riometer | |||||
| CHAIN | GNSS receiver | |||||
| Kugluktuk | KUG | 67.8 | 244.9 | CHAIN | GNSS receiver | Auroral |
| Meanook | MEA | 54.6 | 246.7 | NRCan | magnetometer | Transition (auroral to sub-auroral) |
| Ministik Lake | EDM | 53.3 | 247.0 | CHAIN | GNSS receiver | Sub-auroral |
| Newport | NEW | 48.3 | 242.9 | USGS | Magnetometer | Sub-auroral |
| Ottawa | OTT | 45.4 | 284.4 | NRCan | Magnetometer | Sub-auroral |
| Riometer | ||||||
| Penticton | PEN | 49.3 | 240.4 | NRCan | Riometer | Sub-auroral |
| Qikiqtarjuaq | QIK | 67.6 | 296.0 | CHAIN | GNSS receiver | Auroral |
| Rabbit Lake | RAB | 58.2 | 256.3 | CHAIN | GNSS receiver | Auroral |
| Rankin Inlet | RAN | 62.8 | 267.9 | CHAIN | GNSS receiver | Auroral |
| Repulse Bay | REP | 66.5 | 273.8 | CHAIN | GNSS receiver | Auroral |
| Resolute | RES | 74.9 | 265.1 | NRCan | Magnetometer | Polar cap |
| NRCan | Riometer | |||||
| CHAIN | GNSS receiver | |||||
| Sachs Harbour | SAC | 72.0 | 234.7 | CHAIN | GNSS receiver | Polar |
| San Juan | SJG | 18.1 | 293.9 | USGS | Magnetometer | Sub-auroral |
| Sanikiluaq | SNK | 56.5 | 280.8 | NRCan | Magnetometer | Auroral |
| Shumagin | SHU | 55.3 | 199.5 | USGS | Magnetometer | Sub-auroral |
| Sitka | SIT | 57.1 | 224.7 | USGS | Magnetometer | Sub-auroral |
| St Johns | STJ | 47.6 | 307.3 | NRCan | Magnetometer | Sub-auroral |
| Stennis | BSL | 30.4 | 270.4 | USGS | Magnetometer | Sub-auroral |
| Taloyoak | TAL | 69.5 | 266.4 | CHAIN | GNSS receiver | Polar cap |
| Tucson | TUC | 32.2 | 249.3 | USGS | Magnetometer | Sub-auroral |
| Victoria | VIC | 48.5 | 236.6 | NRCan | Magnetometer | Sub-auroral |
| Yellowknife | YKC | 62.5 | 245.5 | NRCan | Magnetometer | Auroral |
| Riometer |
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