cc876                   Migrate Technology Ltd demo data
land                    Land area polygon
likelihood              Log likelihood cost function
log_lux                 Simulate illuminance value
read_deg_lux            Read lux and deg files
skytrackr               Sky (illuminance) location estimation routine
stk_cluster             Cluster geolocator co-variates
stk_fit                 Fit illuminance (lux) profile
stk_map                 Plot skytrackr results
stk_mask                Generate a land surface mask
stk_profile             Plot seasonal profiles
stk_read_glf            Read Swiss Ornithology institute GLF files
stk_read_lux            Read Migrate Technology .lux files
stk_screen_twl          Twilight screening routine
