Sunspot data for 2 July 2026 of period 2026Q3: (PREV DAY - NEXT DAY)
| Sun260702_1215UTC_sketch.jpg | Sun260702_1218UTC.jpg |
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 |  Click here for the sharpened image. |
today started out grey but in the afternoon it cleared to about 20% cumuli. Transparency in between was excellent, but the scintillation monitor reported mediocre seeing on average. I made the following observation:
Observation date/time: 02 July 2026 12:15 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 (345mm distance, 80mm diameter) Reference: Earth's rotation axis Exposure (transparency): 0.330ms (using 82nm bandwidth green filter) Seeing (SSSMon): 3.8-4.5" (2.0" at best) =================================================================== Total number of sunspots: 57 | |
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