Comet c/2023 A3 (10.25.24)
Taken by Jan Curtis on October 25, 2024 @
Cheyenne, WY
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Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
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Details:
Comet A3 is fading fast but still was visible in binoculars while overlooking Cheyenne, Wyoming.
Tech specs: RAW sub 10x13s, iso 500, f/2.8, FL 180mm x 2 (540mm effective focal length), Fujifilm X-T5, PixInsight, Astrotrac 320X-AG. Fixed star with no comet drift in 2.2 minutes of integrated time, cropped. Bortle 5.5, transparency 9 of 10, clear moonless skies.
This color negative was produced in PixInsight and was from: www.flickr.com/photos/cloud_spirit/54094761933. Negative images allows the eye to see details and contrast better. This image shows that the anti-tail has finally vanished after 10 days. The tail appears to be ~5 degrees long in the 10x13s exp at iso 500 (540mm e.f.l.) @ f/2.8. The comet's magnitude was estimated at ~5.0.
Photographer's website:
https://www.flickr.com/photos/cloud_spirit/albums/72177720321477952/
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