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DeltaF Usage

geomag.py --deltaf {geo, obs, obsd}

Reference Frames

  • 'geo': ['X', 'Y', 'Z', 'F']
  • 'obs': ['H', 'E', 'Z', 'F']
  • 'obsd': ['H', 'D', 'Z', 'F']

Example

To convert HEZF data in pcdcp files to deltaf for Tucson observatory for all of March 2013 output to edge:

  geomag.py --deltaf obs --observatory TUC \
  --starttime 2013-03-01T00:00:00Z --endtime 2013-03-31T23:59:00Z \
  --input-pcdcp-url file://data-pcdcp/./%(OBS)s%(year)s%(julian)s.%(i)s \
  --output-edge 127.0.0.1 \
  --type variation --interval minute --outchannels G

Library Notes

Please see the Library Notes for XYZ Usage

DeltaF Algorithm

Describes the theory behind the Delta F algorithm, as well as some implementation issues and solutions.