;SB0018 Tham Phra Phothisat ;Book - Martin Ellis Inst - Ivan Hollis ;SMCC Silva Sightmaster combined unit ;Grade UISv2 4-3-F #date 2003-12-03 #units prefix=SB0018A #fix 1 731406 1612362 231 ;DMR GPS December 2022 #flag 1 /Entrance #note 1 Tham Phra Phothisat #seg /cave 2 1 17 253 5 2 3 30.6 354 0 4 3 7 178 0 4 5 4.90 20 -1 6 5 12.1 146 1 6 7 6.55 256 -1 2 8 25 171 2 9 8 5.2 28 -10