Table 2.
Number of GCR tracks in the cosmic-ray matrices of the Metis VL instrument for 60 s exposure time after the Solar Orbiter launch.
| Number of tracks – 60 s exposure time | |||
|---|---|---|---|
| MC | Observed | ϕ | |
| (MV/c) | |||
| GCRs | |||
| May 2020 | 276±39±17 | 271 ±22 | 280 |
| May 2022 | 242±34±16 | 212 ±6 | 433 |
| February 2023 | 118±17±11 | 120 ±5 | 690 |
| July 2023 | – | 115 ±4 | 731 |
| February 2024 | 91±13±10 | 102±3 | 828 |
Notes. The solar modulation parameter values indicate the solar activity intensity increase after the Solar Orbiter launch. Monte Carlo (MC) simulations and data are compared. Systematic and statistical uncertainties on the results are reported.
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