If you use Stellarium or an app, you should update the orbital elements for solar system objects so that the comet’s position is plotted correctly. Always begin with your lowest-power eyepiece. In a telescope, you may see a faint hint of green. Look for its fainter tail extending roughly upwards (i.e. It should resemble a faint fuzzy patch or unfocused star. If your location is dark, try seeing the comet in binoculars, especially later in the week.
The waning crescent Moon will share the morning sky with it until about Friday. On the coming weekend, it will enter Boötes (the Herdsman). In the pre-dawn sky from Monday to Friday, the comet will be moving along the border between Canes Venatici (the Hunting Dogs) and Coma Berenices (Berenice’s Hair). Comet Leonard’s trajectory through the sky November 29 to December 5, 2021. This week, it will traverse 1.4 fist diameters - or 14 degrees of sky - more or less toward Arcturus. For the next week, Comet Leonard will be located above (or celestial northwest of) the very bright star Arcturus.Ĭomets move rather quickly compared to the background stars. local time and then climb the eastern sky until dawn. This week, the comet will rise at about 12:30 a.m. Leonard at the Mount Lemmon Observatory on January 3, 2021, when the comet was 5 AU (or 750 million kilometres) from the Sun.įor now, the comet is shining around magnitude 8, well within reach of backyard telescopes from a dark location and possibly larger binoculars.
A comet named C/2021 A1 (Leonard) is predicted to brighten enough to see with unaided eyes in mid-December, when it will appear in the eastern sky before sunrise.
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