Tags: yamaguchi 秋穂 山口市 nikon D780 nature landscape sea 海 sunset dusk greenflash グリーンフラッシュ mirage 蜃気楼
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Tags: Geminid
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11:58 PM November 7 2023
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Dutone image derived from a 830 nm infrared capture with a Takashashi 120 mm telescope, Nikon Z6II mod for infrared (Lifepixel) and a 2X Televue powermate.
Tags: Moon Jupiter occultation clouds tucson arizona duotone infrared
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As Comet 2022 E3 ZTF moves beyond the plane of Earth's orbit the rarely seen anti-tail is fading. These images show the difference between January 25 to January 29, 2023. The anti-tail is an illusion generated by the angle of the viewer, those of us on Earth, presented as the comet passes through the Earth's position on the plane of the ecliptic. For more details see: en.wikipedia.org/wiki/Antitail
The comet is a striking sight, just inside the naked eye magnitude now, through a telescope the head and tail are now visible and with photography even with a small backyard telescope it pops. The comet is projected to get even brighter in the next days ahead.
Each image was captured with a Vixen VSD 100 mm F3.8 astrograph lens, 50 x 20 sec with a Nikon Z7II @ iso 1250, except for January 29, 2023 which is 30 x 20 seconds, in Tucson AZ foothills. Both images captured at about 3 am local MST. Seeing was variable as there is dew, mist in the as the sky cools in Tucson AZ has been limiting. As this series continued the average seeing has degraded with mist and with the ever brighter Moon the mist becomes more of a problem.
As reported the comet is obviously brighter even after only a few days.
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