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  3. Magnetic anomaly
  4. Aeromagnetic surveys
  5. Alaska

Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
Fairbanks 1954M-Dz609.6 m (barometer)1.60 km1,713 km
Talkeetna '75M-D304.8 m above ground1.60 km1,287 km
Healy '82M-D304.8 m above ground1.60 km3,975 km
Alaska RegionalM-Dz1524 m (barometer)16.10 km14,484 km
Eagle-Talkeetna (Mount McKinley)M-D121.9 m above ground9.60 km19,942 km
West-Central AlaskaM-D121.9 m above ground9.60 km21,360 km
East Alaska RangeM-Dz304.8 m above ground1.20 km43,452 km
East Alaska RangeM-Dz304.8 m above ground1.20 km43,452 km
Talkeetna-AnchorageM-Dz304.8 m above ground1.20 km28,968 km
Talkeetna-AnchorageM-Dz304.8 m above ground1.20 km28,968 km
Big Delta-FairbanksM-Dz304.8 m above ground1.20 km25,749 km
Big Delta-FairbanksM-Dz304.8 m above ground1.20 km25,749 km
Big DeltaM/R-D121.9 m 9.60 km2,035 km
Liberty BellM/EM-D30 m above ground0.40 km2,023 km
BonnifieldM/EM-D30 m above ground0.40 km4,525 km
Broad PassM/EM-D30 m above ground0.40 km1,970 km
FairbanksM/R-D121.9 m 9.60 km2,035 km
HealyM/R-D121.9 m 9.60 km2,116 km
Kantishna RiverM/R-D121.9 m 9.60 km2,188 km
Mt HayesM/R-D121.9 m 9.60 km2,116 km
Mt Mc KinleyM/R-D121.9 m 9.60 km2,116 km
TalkeetnaM/R-D121.9 m 9.60 km2,156 km