It was discovered by PERSON@1 at the LOCATION@1 on September NUMBER@1 , NUMBER@2 , after three nights ' worth of photographic plates had been taken -LRB- September NUMBER@3 through NUMBER@4 ; PERSON@2 appears on all of them -RRB- .

It was found by PERSON@1 at the LOCATION@1 on September NUMBER@1 , NUMBER@2 , after three nights ' worth of photographic plates had been taken -LRB- September NUMBER@3 through NUMBER@4 ; PERSON@2 appears on all of them -RRB- .
