Sunspot data for 8 March 2024 of period 2024Q1: (PREV DAY - NEXT DAY)

Sun240308_1041UTC_sketch.jpgSun240308_1047UTC.jpg





Click here for the sharpened image.
Today we had clear skies. Transparency was good, but the scintillation monitor reported mediocre seeing. I made the following observation: 
Observation date/time:   08 March 2024 10:41 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 (344mm distance, 80mm diameter)
Reference:               Earth's rotation axis
Exposure (transparency): 0.550ms (using 82nm bandwidth green filter)
Seeing (SSSMon):         3.5-4.0" (3.0" at best)

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Total number of sunspots:  21

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