The ionospheric parameters which allow the "L1 only" or "L2 only" user to utilize the ionospheric model for computation of the ionospheric delay. Please see ICD-GPS-200 (Chapter 20.3.3.5.1.7) for more details.
{
"copyright": [
"Copyright (C) 2019-2021 Swift Navigation Inc.",
"Contact: https://support.swiftnav.com",
"",
"This source is subject to the license found in the file 'LICENSE' which must",
"be distributed together with this source. All other rights reserved.",
"",
"THIS CODE AND INFORMATION IS PROVIDED 'AS IS' WITHOUT WARRANTY OF ANY KIND,",
"EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED",
"WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR PURPOSE."
],
"$schema": "http://json-schema.org/draft-06/schema#",
"$id": "#MsgIono",
"title":"MsgIono",
"description":"The ionospheric parameters which allow the \"L1 only\" or \"L2 only\" user to utilize the ionospheric model for computation of the ionospheric delay. Please see ICD-GPS-200 (Chapter 20.3.3.5.1.7) for more details.\n",
"type": "object",
"properties": {
"t_nmct": {"$ref": "GpsTimeSec.json"},
"a0": {"type": "number"},
"a1": {"type": "number"},
"a2": {"type": "number"},
"a3": {"type": "number"},
"b0": {"type": "number"},
"b1": {"type": "number"},
"b2": {"type": "number"},
"b3": {"type": "number"}
},
"required": [
"t_nmct",
"a0",
"a1",
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]
}
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