Comet C/2021 A1 (Leonard)
Comet C/2021 A1 (Leonard) |
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Comet C/2021 A1 (Leonard) |
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Object Data |
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| Object type: | Solar system - Comet | |
| Size: | ||
| Magnitude: | 6 | |
| Constellation: | Bootes | |
| Distance: | 0.4 AU; 60.4 million km or 3.36 light-minutes | |
Notes: |
Discovered by G.J. Leonard on 1/3/21 at Mt Lemmon Observatory when it was 5
AU from the sun. The bright star to the left is 9 Bootis a 5th magnitude K3 (orange) giant To see an animation of the comet moving across the sky over a 1 hr period (2:56 - 3:58 am), click here |
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Exposure Data |
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| Date: | 12/04; 3:00am | |
| Location: | Little Blair Valley, Anza Borrego Desert, CA | |
| Telescope: | TEC 140 refractor (980mm fl at f/7.2) | |
| Camera: | FLI 6303 microline with Astrodon LRGB filters | |
| Mount: | AP1100 GTO CP3 | |
| Exposure time: | Single 2-minute exposures of LRGB | |
| Exposure time total: | 8 minutes | |
| Notes: | The comet was moving very quickly through Bootes that any attempt to register and combine multiple exposures was futile. Decided to combine single 2-minute exposures of LRGB for this image. FOV = 97 x 65 arc min. Imaged reduced to 50% of original |
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