Comet

Here is a time lapse sequence of Comet C/2018 N2 (ASSASN).

This comet was discovered by the All-Sky Automated Survey For Supernovae (ASSASN) using software to analyze the images from one night to the next, and detect anything that is not a star.

The sequence was made on October 8th, 2019, between 1:35 am and 2:11 am while the comet was near the Triangulum constellation, and the M33 galaxy.

This is a time lapse video of Comet Iwamoto C/2018 Y1, on February 22nd 2019, racing against the background stars of the skies. Note that the comet occults two stars during this video. This is a composite of 51 exposures of 60 seconds each, at ISO 800. Taken using a Celestron C8 with a 0.6X reducer on a Vixen SXD mount running OnStep, and a Canon T4i DSLR.

This is a composite video of Comet 46/P Wirtanen done from 41 exposures of 30 seconds each.

They were taken on 2019-12-19, using a Vixen SXD mount converted to OnStep, a Celestron C8 with 0.6X reducer, and a Canon T4i DSLR. You can see the comet racing against the background stars.