Photo/video files related to explained cases





Confusion with a natural object or phenomenon





Meteorological





Cloud

Electricity (ball lightning, transitory luminous phenomena)

Hanging ice crystals (parhelion, light pillar, halo, sub-sun)

Other (glory or Brocken spectre,…)





Astronomical





Star





Moon





Planet

Meteor

Other (comet,…)





Animal





Insect





Bird





Other…









Confusion with an artificial object or phenomenon





Satellite





Airplane





Helicopter





Balloon, solar airship





Flying lantern





Reflection on a window, a mirror





Other (rocket, kite, frisbee, skytracker, boat, model, microcopter, banner,…)









Artefact due to the camera





Focus





Orb





Obstacle (window)





Exposure





Double exposure

Long exposure (rod)





Sensor





Saturation (CCD burning, blooming, smear,…)





Dust





Lens





Lens flare





Dust





Other (quality degradation due to JPEG compression,…)









Artefact due to the operator or another person





Pareidolia



