Sunspot data for 24 March 2024 of period 2024Q1: (PREV DAY - NEXT DAY)

Sun240324_1652UTC_sketch.jpgSun240324_1707UTC.jpg





Click here for the sharpened image.
Today started out wet and grey, but shortly before sunset it cleared to about 80% cumuli. Transparency was very poor, but the scintillation monitor reported very good seeing on average. I made the following observation:
Observation date/time:   24 March 2024 16:52 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): 2.050ms (using 82nm bandwidth green filter)
Seeing (SSSMon):         1.5-2.0" (0.8" at best)

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Total number of sunspots:  48

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