_ga = Contains a randomly generated user ID. Using this ID, Google Analytics can recognize returning users on this website and merge the data from previous visits.
_gat_gtag_UA_6447039-1 = Certain data is only sent to Google Analytics a maximum of once per minute. The cookie has a lifespan of one minute. As long as it is set, certain data transfers are prevented.
_gid = Contains a randomly generated user ID. Using this ID, Google Analytics can recognize returning users on this website and merge the data from previous visits.