View this gallery in a slideshow

Comet NEOWISE (C/2020 F3) : July 13-25, 2020

As Comet NEOWISE moved into the evening sky, it stayed brighter than predicted for longer than predicted.
Images taken with Canon 7D Mkii, cropped and contrast adjusted unless otherwise noted.
Note UTC times reflect next calendar day.

July 13: San Diego

Couldn't see it with my naked eye, but the camera found the comet low in the evening haze.

03:56Z
70mm f/4 2s ISO 800

July 15: Ramona

03:54Z 24mm f/4 3.2s ISO 400	04:09Z 200mm f3.5 4s ISO 800, unadjusted camera jpeg	04:11Z 200mm f3.5 5s ISO 1600	04:14Z 200mm f/3.5 ISO 800, stack of 8x2s
04:21Z 24mm f/5 56s ISO 400 ISS passes through the Big Dipper	04:26Z 70mm f/4 2s ISO 3200, unadjusted camera jpeg	04:33Z 70mm f/4 ISO 800, stack of 10x2s Teapot of Sagittarius	04:32Z 70mm f/4 2s ISO 800, uncropped Teapot of Sagittarius
04:35Z 70mm f/4 4s ISO 3200, uncropped

July 17: San Diego

03:56Z
70mm f/4 2.5s ISO 800

July 18: San Diego

Slight movement against background stars is visible over the 30 minutes between the photos

04:05Z
70mm f/4 2.5s ISO 800

04:35Z
70mm f/4 2.5s ISO 800

July 19: Agua Caliente Airport

It was really windy out in the desert. One gust blew over my tripod and the lens sheared off the mount. Somehow, the camera survived and remained functional.

03:43Z 64mm f/4 2.5s ISO 800, crop only	03:53Z 64mm f/4 2.5s ISO 1600, unadjusted camera jpeg	04:27Z 75mm f/3.2 2s ISO 1600, uncropped	04:32Z 75mm f/3.2 2s ISO 12800, unadjusted camera jpeg
04:36Z 75mm f/3.2 2s ISO 1600	04:38Z 75mm f/3.2 ISO 1600, stack of 12x2s	04:56Z 22mm f/4.5 10s ISO 16000, unadjusted camera jpeg Milky Way and Scorpio	04:58Z 22mm f/4.5 10s ISO 1600, uncropped
05:00Z 22mm f/4.5 ISO 1600, stack of 11x10s	05:02Z 22mm f/4.5 10s ISO 16000, unadjusted camera jpeg Milky Way in Cygnus	05:03Z 22mm f/4.5 10s ISO 1600, uncropped	05:05Z 22mm f/4.5 ISO 1600, stack of 8x10s
05:12Z 22mm f/4.5 10s ISO 6400, crop only	Oops :(

July 22: San Diego

I wanted to shoot a series to show the comet's motion against the background stars, but the marine layer moved in.

03:59Z
80mm f/2.8 2s ISO 1600

04:14Z
80mm f/2.8 2s ISO 1600

July 25: Agua Caliente Airport

A return to the scene of the accident. The comet was much fainter, barely visible to the naked eye.

California Quail	pIMG_4559.JPG	03:29Z 280mm f/6.3 1/4s ISO 400 Jupiter. Moons from L to R: Io, Europa, Callisto, Ganymede	03:31Z 280mm f/5 1/30s ISO 400 Saturn
03:57Z 70mm f/2.8 4s ISO 800	03:59Z 70mm f/2.8 ISO 800, stack of 12x4s	04:41Z 16mm f/4 100s ISO 400	04:51Z 16mm f/4 20s ISO 3200
05:00Z 38mm f/4 4s ISO 3200, uncropped	05:04Z 70mm f/4 4s ISO 3200, uncropped	05:09Z 200mm f/2.8 1/10s ISO 400