Publications by authors named "Giulio Betti"
On March 5, 2022, a 12 kg meteoroid crossed the sky above Central Italy and was observed by three different observational systems: the PRISMA all-sky camera network (10 stations), the Italian national seismic network (61 stations), and a 4-element infrasound array. The corresponding datasets, each with its own resolution, provided three independent assessments of the trajectory, size and speed of the meteoroid. The bolide traveled across central Italy with an azimuth of 102 degrees, becoming visible at about 91 km above sea level with a velocity of about 15.
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- * Various shading structures, such as gazebos and beach umbrellas, were tested and found to reduce UV radiation by up to 90%, while also indicating the need for additional protection like T-shirts and sunscreen.
- * The tested T-shirts provided very good to excellent UV protection, suggesting that implementing effective protective measures can help prevent health issues among lifeguards exposed to high levels of UV radiation.