Parsing the file .\300234064137540_000049.sbd xdecode[3.2.a2] SBD size = 240, SN = 10099, Dive # = 4 Packet ID: 0 0x01 Message GPS fix before leaving surface (previous surfacing) longitude is East GPS Location (lat,lon) = -77.480355 179.579586 GPS UTC time = 21 Dec 2016 04:04 GPS fix time = 10 seconds Number of GPS satellites = 8 GPS signal level (Min:Avg:Max) = (35:40:47) GPS precision = 12 0x41 Message Fall Rate start timestamp = 535611754 (Wed Dec 21 05:02:34 2016 UTC) SINKING = 640.760 at 0 secs SINKING = 650.680 at 53 secs SINKING = 660.480 at 107 secs SINKING = 670.400 at 160 secs SINKING = 680.280 at 214 secs SINKING = 680.280 at 817 secs SINKING = 680.320 at 1419 secs SINKING = 680.320 at 2022 secs SINKING = 680.320 at 2625 secs SINKING = 680.360 at 3228 secs SINKING = 680.360 at 3831 secs SINKING = 680.360 at 4434 secs SINKING = 680.360 at 5037 secs SINKING = 680.360 at 5640 secs SINKING = 680.400 at 6243 secs SINKING = 680.400 at 6845 secs SINKING = 680.440 at 7448 secs BUOYANCY_PUMP = 680.400 at 7512 secs SINKING = 680.440 at 7539 secs 0xE7 Message Engineering -- Descend State Format Ver = 0x11 Timestamp = 535608252 (Wed Dec 21 04:04:12 2016 UTC) Case pressure at start = 6.900 inHg Case pressure at end = 6.220 inHg Oil valve open pos at surface = 1.733 V Oil valve close pos at fall = 0.841 V Air valve middle pos at surface = 0.834 V Seek attempts = 0 Seek time adjustment = 0 0xE8 Message Engineering -- Park State Format Ver = 0x11 Timestamp = 535619294 (Wed Dec 21 07:08:14 2016 UTC) Case pressure at start = 6.220 inHg Case pressure at end = 6.220 inHg Average scaled depth = -10.000 dbar Average scaled temp = -5.000 degC Average scaled sal = -1.000 degC Seek attempts = 0 Seek time adjustment = 0 Fall start time = 0 Fall start depth = 0.000000 dbar 0x30 Message Salinity Index 0 Salinity = 34.418 PSU Index 1 Salinity = 34.418 PSU Index 2 Salinity = 34.417 PSU Index 3 Salinity = 34.436 PSU Index 4 Salinity = 34.447 PSU Index 5 Salinity = 34.455 PSU Index 6 Salinity = 34.460 PSU Index 7 Salinity = 34.490 PSU Index 8 Salinity = 34.500 PSU Index 9 Salinity = 34.506 PSU Index 10 Salinity = 34.510 PSU Index 11 Salinity = 34.517 PSU Index 12 Salinity = 34.524 PSU Index 13 Salinity = 34.528 PSU Index 14 Salinity = 34.532 PSU Index 15 Salinity = 34.534 PSU Index 16 Salinity = 34.538 PSU Index 17 Salinity = 34.542 PSU Index 18 Salinity = 34.546 PSU Index 19 Salinity = 34.551 PSU Index 20 Salinity = 34.556 PSU Index 21 Salinity = 34.560 PSU Index 22 Salinity = 34.563 PSU Index 23 Salinity = 34.568 PSU Index 24 Salinity = 34.572 PSU Index 25 Salinity = 34.576 PSU Index 26 Salinity = 34.602 PSU Index 27 Salinity = 34.626 PSU Index 28 Salinity = 34.660 PSU Index 29 Salinity = 34.687 PSU Index 30 Salinity = 34.705 PSU Index 31 Salinity = 34.725 PSU Index 32 Salinity = 34.742 PSU Index 33 Salinity = 34.758 PSU Index 34 Salinity = 34.767 PSU Checksum = 82