Sunspot data for 7 August 2021 of period 2021Q3: (PREV DAY - NEXT DAY)

No sketch made.Sun210807_1017UTC.jpg


Today was again mostly overcast, now only some 90% cumuli. Seeing and transparency were reasonable to good. I made the following observation: 
Observation date/time: 7 August 2021 @ 10:15 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 (353mm distance, 80mm diameter)
Reference:             Earth's rotation axis

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Total number of sunspots:    0

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