Single moving object as a cause of grouped transients

Ascertain whether a single moving object could have produced multiple grouped transient events observed in close spatial and temporal proximity in the APPLAUSE Doppel-Reflektor plates, as opposed to independent events or sampling artifacts.

Background

Several events occurred close in time and position, including sequences on December 9, 1950 and February 8, 1951, suggesting a possible common origin. One proposed explanation is a single moving object producing multiple glints or flashes.

Discriminating between a single-object origin and independent events requires additional data or modeling of plausible motion and reflection scenarios; the current dataset does not permit firm conclusions.

References

The groupings might as well be interpreted as the effect that a single, moving object, could be the cause of multiple grouped transients, although we do not have enough data to reach any firm conclusion in that regard.

— Fast Astronomical Transients in Archival Photographic Plates: Using optical aberrations as a tool for discerning real images, from plate artifacts  (2606.08319 - Busko, 6 Jun 2026) in Section Results