Sunspot data for 17 November 2024 of period 2024Q4: (PREV DAY - NEXT DAY)
| Sun241117_1139UTC_sketch.jpg | Sun241117_1145UTC.jpg |
|---|---|
 |  Click here for the sharpened image. |
Today started out fully overcast, but around noon it changed to about 80% cumuli with showers. Transparency was good, and the scintillation monitor reported good seeing on average. I made the following observation:
Observation date/time: 17 November 2024 11:39 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 (347mm distance, 80mm diameter) Reference: Earth's rotation axis Exposure (transparency): 0.530ms (using 82nm bandwidth green filter) Seeing (SSSMon): 1.8-2.5" (1.5" at best) =================================================================== Total number of sunspots: 10 | |
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