The arrow points to the faint blue smudge which is comet McNaught-Hartley.
The left photo is a 20 minute exposure. The right photo is a 10 minute exposure.
Note: there is a very slight motion between the two images,
as the comet travels downward.
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Comet McNaught-Hartley The arrow points to the faint blue smudge which is comet McNaught-Hartley. The left photo is a 20 minute exposure. The right photo is a 10 minute exposure. Note: there is a very slight motion between the two images, as the comet travels downward. |