[R] Class ltraj and function as.ltraj

Hello R Help Group: I have been struggling to create an object of class ltraj with the function as.ltraj (adehabitatLT) with my bird data. Regarding my data structure, I have GPS for 10 birds that transmit three times/day, over the course of a year (with missing data). I have a L10.csv file with

[R] Converting factor data into Date-time format

Hello R help: I am new to this forum so I apologize in advance for any protocol missteps. I have a data set that is comprised of eight birds with GPS; each of which transmit everyday at 8:00 am, 4:00 pm, and midnight for 1 year (although I have some missing relocation's). I am trying to forma