1. Buka summaries dlm progam petir yg ada di komputer --> mk akan menemukan format .ldc
2. Ubah .ldc ke .kml , caranya : buka progam linghting2000-> view -> archive -> milih yg ada gambar kyk bumi ->pilih tombol play -> silang -> kesimpen dalam bentuk .kml
3. Ubah .kml ke .csv (pake microsoft excel)
4. Ngubah .kml ke .srf (pake software linghting data processing), caranya file -> open -> pilih file nya -> save
5. Trus pilih proses -> set parameter -> proses -> surfer
6. Close -> export to surfer
7. Buka surfer -> grid, data -> ubah X (lat),Y(long), Z --> export ke .grd
2. Ubah .ldc ke .kml , caranya : buka progam linghting2000-> view -> archive -> milih yg ada gambar kyk bumi ->pilih tombol play -> silang -> kesimpen dalam bentuk .kml
3. Ubah .kml ke .csv (pake microsoft excel)
4. Ngubah .kml ke .srf (pake software linghting data processing), caranya file -> open -> pilih file nya -> save
5. Trus pilih proses -> set parameter -> proses -> surfer
6. Close -> export to surfer
7. Buka surfer -> grid, data -> ubah X (lat),Y(long), Z --> export ke .grd