Sunspot data for 5 May 2021 of period 2021Q2: (PREV DAY - NEXT DAY)
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Aeolus managed to put all his effort in yesterday's weather. Instead of the predicted 6Bft we were treated an 8Bft. This morning it still was quite windy, but this evening it calmed down en we had a clear sky through which I made the following observation (same story repeating):
Observation date/time: 05 May 2021 @ 17:30 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 (350mm distance, 80mm diameter) Reference: Earth's rotation axis =================================================================== Total number of sunspots: 0 | |
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