Manual

June 2004 Isis® Sonar User's Manual, Volume 2 98
Telem_size
4 WORD Size of the TELEMETRY structure
Rank
6 SHORT 0=contact, 1=target
Classification
8 SHORT Typically 1-10, user-defined to
help distinguish object data type
ContactNumber
10 DWORD
OriginalSourceFileName[
256]
14 CHAR Original DAT or SEG file name
PingNumber
270 DWORD Ping number of center of target
Channel
274 WORD Channel number for logged
contact
TypeOfChannel
276 WORD Subbottom, port or starboard
PixelIndex
278 WORD Pixel number of the click point
FixedVSOP
280 FLOAT Fixed vertical size of pixel in cm.
Day
284 BYTE Annotation day
Month
285 BYTE Annotation month
Year
286 WORD Annotation year
Hour
288 BYTE Annotation hour
Minute
289 BYTE Annotation minute
Second
290 BYTE Annotation second
hSecond
291 BYTE Annotation millisecond
FishHeading
292 FLOAT Attitude values at point where
contact was digitized
FishSpeed
296 FLOAT Speed of tow fish in knots
FishDepth
300 FLOAT Distance from sea surface to tow
fish
FishAlt
304 FLOAT Distance from tow fish to seafloor
OceanTide
308 FLOAT Ocean tide in meters
FishLayback
312 FLOAT Distance over ground from ship to
fish
BeamWidth
316 FLOAT 3dB beam width; typically 50
degrees
Pings_Per_Second
320 FLOAT
ContactSlantRange
324 FLOAT <0 for port, >0 for starboard
SamplesPerChannel
328 WORD Samples per channel in original
fil
Appendix E: Using the Target Utility