H-component of the Geomagnetic Field

{
  "id": "MLC-T-MET-001247",
  "term": "H-component of the Geomagnetic Field",
  "field": "Meteorology and atmospheric science",
  "definition": "(Geomagnetic Elements) In solar-terrestrial terms, the components of the geomagnetic field at the surface of the earth. In SESC use, the\nnorthward and eastward components are often called the H and D components, where the D component is\nexpressed in gammas and is derived from D (the declination angle) using the small angle approximation.",
  "references": [
    "NWS Glossary"
  ],
  "url": "https://mlchart.com/terminology/meteorology/h-component-of-the-geomagnetic-field/"
}