Sunspot data for 15 March 2022 of period 2022Q1: (PREV DAY - NEXT DAY)
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Today we started out grey again, then it cleared a bit with some 80% cumuli and 30% cirrus above it. Transparency as a result was reasonable, but seeing was reported poor by the scintillation monitor and was varying a lot. I made the following observation:
Observation date/time: 15 March 13:57 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 (340mm distance, 80mm diameter) Reference: Earth's rotation axis Exposure (transparency): 0.210ms Seeing (SSSMon): 4.0-6.0" =================================================================== Total number of sunspots: 9 | |
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