Survey Description:
Survey Title:Duggan Lake I and II
Country:CA
Province/Territory:NU
GSC Open File Number:7375  7376  7377  7378  7379  7380  7381  7382  7383  7384  7517  7518  7519  7520  7521  7522  7523  7524 
Survey Type:Total Field Magnetic
Canadian Aeromagnetic Data Base Project Number:402
Canadian Aeromagnetic Data Base Part Number:n/a
Survey Start Date (YYYY-MM-DD):2012-09-21
Survey End Date (YYYY-MM-DD):2013-09-26
Data Acquisition:Digitally acquired
Platform:Fixed-wing aircraft
Geoid:NAD83
Survey Boundary:(65.67229,-102.14230)
(65.62523,-102.21057)
(65.61539,-103.08661)
(65.52467,-103.14562)
(65.46615,-103.24801)
(65.39824,-103.34953)
(65.36956,-103.49758)
(65.28509,-103.70242)
(65.20267,-104.05707)
(65.16014,-104.59057)
(65.11074,-104.60780)
(65.00466,-104.52531)
(64.89417,-104.78790)
(64.89845,-104.96131)
(64.88698,-105.29374)
(64.93636,-105.33126)
(64.93876,-105.56241)
(64.91693,-105.63683)
(64.91100,-105.72095)
(64.88656,-105.79037)
(64.82130,-105.86963)
(64.80051,-105.95045)
(64.78956,-106.00394)
(66.32172,-106.00754)
(66.33996,-104.01515)
(65.67229,-102.14230)
Internal unsurveyed area: 
Flight Path Recording:Digital video, AVI format
Survey Altitude Model:Drape surface (nominal height above ground)
Flying Height (m):150.0
Traverse: Line Azimuth (degrees):90
Traverse: Line Spacing (m):400
Traverse: Total Kilometres:49308.7
Control: Line Azimuth:0
Control: Line Spacing (m):2400
Control: Total Kilometres:8317.1
Diurnal Monitoring: Time Chord Length (sec):60.0
Diurnal Monitoring: Max. Deviation (nT):3.0
Magnetics: Sensor Make:Geometrics
Magnetics: Sensor Model:G-822A
Magnetics: Sensitivity (nT):0.0050
Magnetics: Resolution (nT):0.0500
Magnetics: System:CESIUM
Magnetics: Hardware Config:optically-pumped cesium vapour
Vertical Gradiometer: Sensor Separation:n/a
Electromagnetics: Sensor Make:n/a
Electromagnetics: Sensor Model:n/a
Electromagnetics: Hardware Config:n/a
VLF: Line Station:n/a
Spectrometry: Sensor Make:n/a
Spectrometry: Sensor Model:n/a
Spectrometry: Recording Frequency (Hz):n/a
Spectrometry: Main Detector Volume (l):n/a
Spectrometry: Upward Detector Volume (l):n/a
Spectrometry: Sensor Height (m):n/a
Comments:P lines are special lines flown for quality control purposes - Les lignes P sont des lignes spéciales vollées à des fins de contrôle de qualité
Navigation Systems: Sensor:Global Positioning System

Channel Descriptions:
Name:Units:Null Value:Description:
LINE-99999999.0Line number
TIMEsec500000.0Time (sometimes fiducial counter)
LATdeg5000.0Latitude
LONGdeg5000.0Longitude
EASTINGm500000.0Easting
NORTHINGm500000.0Northing
SURFACEm50000.0Drape surface
GPSALTm50000.0GPS altitude (edited) above MSL (mean sea level) (i.e. orthometric)
ALTCORnT500000.0Altitude correction TO magnetic total field
MAGRAWnT500000.0Raw magnetic total field (compensated, lagged, edited)
SRVMGLEVnT500000.0Magnetic Total field, levelled to survey
IGRFnT500000.0IGRF (International Geomagnetic Reference Field)
SRVMGRESnT500000.0Residual magnetic field, levelled to survey
DATEyyyymmdd50000000.0Date of flight line
AIRCRAFT-0.0Aircraft registration name (e.g. C-WXYZ)
MAGHFCORnT500000.0High-Frequency filter correction to mag
MAGUNCOMnT500000.0Raw Uncompensated, unlagged magnetic total field
MAGCOMnT500000.0Raw Compensated, unlagged, un-edited magnetic total field
FLUXLONGnT0.0Longitudinal vector of magnetic field (Fluxgate X component used for Compensation)
FLUXTRANnT0.0Transverse vector of magnetic field (Fluxgate Y component used for Compensation)
FLUXVERTnT0.0Vertical vector of magnetic field (Fluxgate component used for Compensation)
BALTRAWm50000.0Raw Barometric altitude
GPSALTRm50000.0Raw GPS altitude
UTCTIMEsec500000.0Time, UTC (Universal Time Clock) -- second of day
FLIGHT-500000.0Flight number
DEMRAWm50000.0Raw Digital Elevation Model / Topography (BALT or GPSALT - RALT)
BALTm50000.0Barometric altitude
RALTm50000.0Radar altitude (Terrain Clearance)
DIURNRAWnT500000.0Raw Diurnal / ground magnetics base station 1
DIUR2RAWnT500000.0Raw Diurnal / ground magnetics base station 2
DIURNALnT500000.0Edited Diurnal / ground magnetics (main base)
DIURNAL2nT500000.0Edited Diurnal / ground magnetics (remote base 2)
DIUR3RAWnT500000.0Raw Diurnal / ground magnetics base station 3
DIUR4RAWnT500000.0Raw Diurnal / ground magnetics base station 4
DIURNAL3nT500000.0Edited Diurnal / ground magnetics (remote base 3)
DIURNAL4nT500000.0Edited Diurnal / ground magnetics (remote base 4)
DEMLEVm50000.0Levelled Digital Elevation Model / Topography (raw + corrections)
MAGTLCORnT500000.0Tie-line levelling corrections to mag
LINENAME-99999999.0Line name. An alpha-numeric string, or LINETYPE + LINE.
LINETYPE-99999999.0Line type. L=Traverse, T=Tie, B=Background line.