Reference Ground Tracks (RGTs)

This function returns the url's of all Reference Ground Track (RGT) cycles. Moreover, it returns the dates that belong to each RGT cycle and the names of the RGT cycles.

available_RGTs(
  only_cycle_names = FALSE,
  technical_specs_url = "https://icesat-2.gsfc.nasa.gov/science/specs",
  verbose = FALSE
)

Arguments

only_cycle_names

a boolean. If TRUE then only the RGT (Reference Ground Track) cycle names will be returned. Otherwise all orbit files, dates and cycle names.

technical_specs_url

a character string specifying the technical specs website

verbose

a boolean. If TRUE then information will be printed out in the console

Value

a list object with the available orbit files, dates and cycle names

References

https://icesat-2.gsfc.nasa.gov/science/specs

Examples

if (FALSE) {

require(IceSat2R)

#.................................................
# all available orbit files, dates and cycle names
#.................................................

avail_dat = available_RGTs(only_cycle_names = FALSE,
                           verbose = TRUE)
avail_dat

#.............................
# receive only the cycle names
#.............................

avail_cycles = available_RGTs(only_cycle_names = TRUE,
                              verbose = TRUE)
avail_cycles

}