Sunspot data for 26 May 2024 of period 2024Q2: (PREV DAY - NEXT DAY)
| Sun240526_1424UTC_sketch.jpg | Sun240526_1425UTC.jpg |
|---|---|
 |  Click here for the sharpened image. |
Today it was wet and grey, but in the afternoon we had a large clear period. Transparency was excellent, but the scintillation monitor reported mediocre seeing. I made the following observation:
Observation date/time: 26 May 2024 14:24 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): 0.400ms (using 82nm bandwidth green filter) Seeing (SSSMon): 3.5-4.5" (2.5" at best) =================================================================== Total number of sunspots: 20 | |
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