**Every cataloged item has a unique photo linked to it.**
How many pics are of the same item, but from different angles? From different days or time of day (cloudy, sunshine, miday, dusk)?
“How many pics are of the same item, but from different angles? From different days or time of day (cloudy, sunshine, miday, dusk)?”
ORYX attempts to control for those issues. If you think they have counted equipment losses twice, identify the photos and contact ORYX.
Probably few to none. The maintainers of the list have spent a lot of time and effort eliminating duplicates and checking new reports.
You can go ahead and look through the photos yourself and see if you can find any duplicates. If you do contact the people maintaining the list.