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Crescent Moon and Earthshine

Posted: 18 November 2020

Open: Tuesday, 17 November 2020, 1804 MST
Temperature: 81°F
Session: 1556
Conditions: Partly cloudy

Equipment:
Camera:
iPhone 11 Pro Max
D850 DSLR

The International Space Station (ISS) would pass very close to the planet Mars this session. Just how close I was not able to determine exactly. Although there were clouds in the sky that might interfere with imaging the close pass I decided to set up the D850 DSLR with a 150-600mm lens on the observatory patio.

This photo taken with an iPhone 11 Pro Max shows the camera, the planets Saturn and Jupiter at the top, the crescent Moon, and some clouds.

photo

While waiting for the ISS pass to begin I took these images of the Moon using the D850 DSLR.

Crescent Moon (f/6.3, 1/1000sec, ISO 1600, FL 600mm, cropped)
photo

Earthshine, stars, thin clouds (f/6.3, 1 second, ISO 1600, FL 600mm, not cropped)
photo

As the ISS passed Mars I did a D850 DSLR video recording with Mars at the left of the field-of-view at FL 600mm. Unfortunately, the station was just outside of the field. Oops.

I then began waiting to see if the slowly moving clouds would move on.

1925 MST: I gave up.

Close: Tuesday, 17 November 2020, 1934 MST
Temperature: 71°F
Session Length: 1h 30m
Conditions: Partly cloudy


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