It seems that the “time observed” is recorded to the second on Android and iOS observations but not for observations uploaded via the website. That is, the fields
time_observed_at_utc go down to which second it was observed when making an observation with the apps, but they are truncated to the minute for observations uploaded via the website, e.g. 12:13:27 is cut to 12:13:00 for website observations.
Android observation showing seconds:
iPhone obs doesn’t display the time metadata on the photo itself (in contrast with Android), but it does show the seconds on the observation:
Versus observations uploaded via the website, with the seconds in the photo metadata, but not recorded / stripped to 00 on the observation record itself: