Category Archives: Sunspots

Sunspot/Active Regions AR12674 and AR12673 – September 7, 2017

Wide field view of Active Region 12674 and 12673 taken on September 7, 2017.

Tech Specs: Canon EF 400mm f/5.6L USM + Canon 2x Extender III + ZWO ASI290MC camera piggyback mounted on a Meade 12” LX90 telescope on a Celestron CGEM-DX mount. Best 50% of 5000 frames collected using SharpCap v3.0 and AutoStakkert! V3.0.14 (x64). A 77mm Thousand Oaks Optical Solar Filter was on the business end of the lens. Date: September 7, 2017.


Sunspot/Active Regions AR12674 and AR12673

Close up views of Active Region 12674 and 12673 taken on September 4, 2017.

Tech Specs: Canon EF 400mm f/5.6L USM + Canon 2x Extender III + ZWO ASI290MC camera piggyback mounted on a Meade 12” LX90 telescope on a Celestron CGEM-DX mount. Best 50% of 20000 frames collected using SharpCap v3.0 and AutoStakkert! V3.0.14 (x64). A 77mm Thousand Oaks Optical Solar Filter was on the business end of the lens. Date: September 4, 2017.

…Tom

Today’s Sun – September 4, 2017

A view in white light of today’s sun showing the two huge active regions AR12674 and AR12673. Image composite of the north and south regions merged to create this whole sun view, artificial color added to the view.

Tech Specs: Canon EF 400mm f/5.6L USM + Canon 2x Extender III + ZWO ASI290MC camera piggyback mounted on a Meade 12” LX90 telescope on a Celestron CGEM-DX mount. Best 50% of 5000 frames collected using SharpCap v3.0 and AutoStakkert! V3.0.14 (x64). A 77mm Thousand Oaks Optical Solar Filter was on the business end of the lens. Date: September 4, 2017.

…Tom


Sunspot Group 12674 – September 1, 2017

This is my first go at sunspots since completing the the observatory. Sunspot Group 12674 was captured using a piggyback setup on my main telescope (Meade 12” LX90). Happy with the results this far, technical details below.

Tech Specs: Canon EF 400mm f/5.6L USM + Canon 2x Extender III + ZWO ASI290MC camera piggyback mounted on a Meade 12” LX90 telescope on a Celestron CGEM-DX mount. Best 50% of 5000 frames collected using SharpCap v3.0 and AutoStakkert! V3.0.14 (x64). A 77mm Thousand Oaks Optical Solar Filter was on the business end of the lens. Date: September 1, 2017.

Solar Eclipse from New Hampshire

Here is a panel of exposures taken of the solar eclipse from way up north in Crawford Notch State Park in New Hampshire.

Tech Specs: Canon T4i, 400mm lens, Thousand Oaks Optical solar filter. Date: August 21, 2017.

Got to share the partial eclipse with about 40 new friends who stopped by to view the eclipse on the camera display.

…Tom

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