Astro 08/17/2007—07/22/2023

Super rare Annular Eclipse. May 20, 2012. Seen from Boca Reservoir, CA. Images from 5:16pm through 7:36pm.
Venus' 2012 Transit of the Sun
Sun spots
Super Blue Blood Moon January 31 2018
The Moon passes Mars (lower left corner)
Comet Lovejoy January 2015
Shot Rock Vista, 6/28/2022, 20mm F1.8, 6 subs, 30 second each, ISO 1600
Shot Rock Vista, 6/28/2022, 85mm F1.8, 5 subs, total of approx 2 minutes at ISO 1600
M02 800mm F4, 6 subs, 2 minutes each ISO 400
M08 800mm F4, 17 subs, 1 minute each ISO 800
M11 800mm F4, 46 subs, 30 seconds each ISO 800
M13 - Hercules Cluster - Globular Cluster. Apparent Magnitude 5.8, Apparent Size 23'. 4 subs of 300 seconds ISO 400. Skyglow Filter. Folsom, 8/22/09.
M15 - Pegasus Cluster - Globular Cluster. Apparent Magnitude 6.2, Apparent Size 18'. 7 subs of 300 seconds ISO 400. Tuolumne Meadows, Yosemite 9/20/09.
M16 800mm F4, 41 subs, 1 minute each ISO 800
M20 The Trifid Nebula Cropped, 800mm, ISO 800, 36x 60sec subs.
M27 - The Dumbbell Nebula - Planetary Nebula. Apparent Magnitude 7.5, Apparent Size 8' x 5.6'. 800mm, ISO 800, 34 subs of 1 minute each
M31 - The Andromeda Galaxy, plus M110 & M32. Apparent Magnitude 4.4, Apparent Size 190' x 60'. 6 subs of 300 seconds ISO 400. Yosemite 8/3/08.
M33 800mm F4, 19 subs, 1 minute each ISO 800
M35 - Open Cluster in Gemini. Apparent Magnitude 5.3, Apparent Size 28'. 10 subs of 60 seconds ISO 800. Yosemite 8/17/07.
M42 - Orion Nebula - H II Region. Apparent Magnitude 3, Apparent Size 65' x 60'. 4 subs of 300 seconds ISO 400. Yosemite, Glacier Point 9/28/08.