Comet Calendar 2023. Optionally with marked federal holidays and major observances. Friday, june 10 at 8am to 5:30pm. The year 2023 is a common year, with 365 days in total.;
The year 2023 is a common year, with 365 days in total.;
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The year 2023 is a common year, with 365 days in total.; The year 2023 is a common year, with 365 days in total. The 2022 return is moderately favorable, with the comet's being in the morning sky at an elongation of 55 degrees at the time of perihelion, and subsequently at. Friday, june 10 at 8am to 5:30pm.
