Archive record
Anomaly
Instruments at FAC-0004 record a smooth diurnal drift in magnetic north with no known source. The effect is strongest at the ridge line.
Connected records
Connected recordNorthwatch Observation PostConnected recordThe Ridge RotationConnected recordStudy: Diurnal Magnetic Drift at the Pale MeridianConnected recordThreshold Survey ProgramConnected recordField Observer R. IqbalConnected recordMagnetic Drift LoggerConnected recordThe Ridge WhistleConnected recordRidge Carrier LogConnected recordThe Ridge Whistle OnsetConnected recordThe Ridge LodestoneConnected recordThe Rotating North