Sunspot data for 3 July 2023 of period 2023Q3: (PREV DAY - NEXT DAY)
| Sun230703_1028UTC_sketch.jpg | Sun230703_1032UTC.jpg |
|---|---|
 |  Click here for the sharpened image. |
Today it was fully overcast with cumuli and stratocumulus, but just thin enough to do the observation. Transparency was mediocre, and the scintillation monitor was unable to report seeing. I made the following observation:
Observation date/time: 03 July 2023 10:28 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 (352mm distance, 80mm diameter) Reference: Earth's rotation axis Exposure (transparency): 0.800ms (using 82nm bandwidth green filter) Seeing (SSSMon): - =================================================================== Total number of sunspots: 40 | |
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