ashtech DG16 Reference Manual page 381

DAT, 307
data latency, 64
datum
user-defined, 170
datum to datum transformation, 80
datum to grid transformaiton, 82
datum to grid transformation, 117, 173–177
datum transformation
add point, 164
calculate, 165
estimating, 166
datums, 49
default parameters, 25
restore, 151
DFO, 104
DGPS, 2
SBAS corrections, 67, 68
differential GPS, 2
accuracy, 54
automatic differential mode, 64
base station status, 253
base station, setup, 57
communication link, 54
corrections, 53
disable, 292
integrated optimization, 77
multi-base processing, 78
operation, 53
range corrections, 53
real-time differential positioning, 53
reference position, 53
remote station status, 275
station ID, 300
differential output format, 290
dimensions, 5
DIR, 318
DIR,CLR, 319
DIR,DEL, 320
DIR,INI, 320
DOP, 241
doppler, 3, 54
averaging interval, 103
double-precision format, 335
DSY, 103, 105
DTM, 106
dual automatic mode, 66
beacon, 71
SBAS, 307
dual manual mode
beacon, 72
SBAS, 67, 310
DUG, 109
DYN, 110
dynamic mode, 110
E
Edge correlator, 100
elevation mask
position, 137
raw data, 194
secondary, 153
elevation modeling, 86
elimination, 128
ellipsoidal height, 96
ELM, 194
ENC, 290
encapsulated data message, 207
encapsulation of RTCM messages, 290
environmental specifications, 13
EPG, 111
ephemeris data, 3, 218
update rate, 290
epoch counter, 111
ERM, 112
error
position, 270
pseudo-range statistics, 245
residual, 54
sources, 54
total position, 54
error mask, 112
estimating a 3-D datum transformation, 166
estimating a grid transformation, 169
361