Citizen Science

Jupiter Impact Detection

Sometimes a few frames of ordinary planetary video contain something extraordinary.

Small bodies strike Jupiter often enough that amateur astronomers have captured brief impact flashes in routine planetary video. The flash may last only a second or two, so video provides a record that can be reviewed frame by frame and compared with observations from other locations.

What you need

A telescope capable of showing useful detail on Jupiter, a planetary video camera or comparable high-frame-rate setup, and normal planetary capture software are the practical starting point. You do not need to know that an impact is coming—the value is in recording consistently and checking the data.

What to record

Keep the original video, note the date and accurate time, observing location, telescope and camera, and avoid deleting frames around a suspected flash. Independent recordings are especially valuable when confirming a candidate.

Worth remembering: a bright frame is not automatically an impact. Seeing, aircraft, satellites, electronic artifacts and processing can all create impostors. Preserve the source video and treat a candidate as a candidate until it is checked.

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