Sunspot data for 16 May 2022 of period 2022Q2: (PREV DAY - NEXT DAY)
| Sun220516_1800UTC_sketch.jpg | Sun220516_1805UTC.jpg |
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 |  Click here for the sharpened image. |
Today it was fully overcast, but this evening we had a very short clearance which allowed the observation. Transparency was extremely poor, but the scintillation monitor reported very good seeing. I made the following observation:
Observation date/time: 16 May 18:00 UTC Telescope: GTT60 (Galileo Type Telescope) Focal length: 1490mm (plano convex singlet) Aperture: 60mm Stop: 30mm Eyepiece: -75mm (plano concave singlet, 24mm aperture) Observation type: projection (349mm distance, 80mm diameter) Reference: Earth's rotation axis Exposure (transparency): 1.035ms Seeing (SSSMon): 2.0-3.0" =================================================================== Total number of sunspots: 20 | |
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