{
  "startDate": "2025-03-16T19:01:32Z",
  "stopDate": "2025-03-16T21:14:59Z",
  "sampleStartDate": "2025-03-16T20:00:23Z",
  "sampleStopDate": "2025-03-16T21:01:14Z",
  "cadence": "PT0.000025000S",
  "x_cadence_fraction": 0.1761902617868399,
  "x_cadence_note": "Counts based on variable 'Epoch' in https://cdaweb.gsfc.nasa.gov/sp_phys/data/lexi/photons/2025/clps-bgm1_lexi_l1c-photons_2025031619_v01.cdf. The most common cadence, 25000 [ns] = PT0.000025000S, occurred for 17.6190% of the 273923 timesteps.",
  "maxRequestDuration": "PT8007S",
  "resourceURL": "https://cdaweb.gsfc.nasa.gov/misc/NotesC.html#CLPS-BGM1_LEXI_L1C-PHOTONS",
  "contact": "B. Walsh @ Boston U.",
  "resourceID": " ",
  "parameters": [
    {
      "name": "Time",
      "type": "isotime",
      "units": "UTC",
      "length": 30,
      "fill": null,
      "x_description": "Time, centered, in CDF Epoch",
      "x_cdf_NAME": "Epoch",
      "x_cdf_DataType": "CDF_TIME_TT2000"
    },
    {
      "name": "photon_x_mcp",
      "type": "double",
      "x_cdf_DataType": "CDF_FLOAT",
      "description": "Photon position in detector coordinates, X, scalar",
      "fill": "-1.0E31",
      "units": "cm",
      "x_label": "X MCP",
      "x_format": ".1f",
      "x_fractionDigits": "1",
      "x_cdf_FORMAT": "f10.1",
      "x_cdf_FIELDNAM": "Photon position in detector coordinates, X",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "photon_y_mcp",
      "type": "double",
      "x_cdf_DataType": "CDF_FLOAT",
      "description": "Photon position in detector coordinates, Y, scalar",
      "fill": "-1.0E31",
      "units": "cm",
      "x_label": "Y MCP",
      "x_format": ".1f",
      "x_fractionDigits": "1",
      "x_cdf_FORMAT": "f10.1",
      "x_cdf_FIELDNAM": "Photon position in detector coordinates, Y",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "photon_RA",
      "type": "double",
      "x_cdf_DataType": "CDF_DOUBLE",
      "description": "Right Ascension angle of measured photon in J2000 frame centered on LEXI, scalar.",
      "fill": "-1.0E31",
      "units": "deg",
      "x_label": "RA",
      "x_format": ".1f",
      "x_fractionDigits": "1",
      "x_cdf_FORMAT": "f10.1",
      "x_cdf_FIELDNAM": "Right Ascension in J2000 frame",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "photon_Dec",
      "type": "double",
      "x_cdf_DataType": "CDF_DOUBLE",
      "description": "Declination angle of measured photon in J2000 frame centered on LEXI, scalar.",
      "fill": "-1.0E31",
      "units": "deg",
      "x_label": "DEC",
      "x_format": ".1f",
      "x_fractionDigits": "1",
      "x_cdf_FORMAT": "f10.1",
      "x_cdf_FIELDNAM": "Declination in J2000 frame",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "photon_az",
      "type": "double",
      "x_cdf_DataType": "CDF_DOUBLE",
      "description": "Azimuth angle of the measured photon in the local topocentric frame, scalar.",
      "fill": "-1.0E31",
      "units": "deg",
      "x_label": "Azimuth",
      "x_format": ".1f",
      "x_fractionDigits": "1",
      "x_cdf_FORMAT": "f10.1",
      "x_cdf_FIELDNAM": "Photon azimuth angle in the local topocentric coordinates",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "photon_el",
      "type": "double",
      "x_cdf_DataType": "CDF_DOUBLE",
      "description": "Elevation angle of the measured photon in the local topocentric frame, scalar.",
      "fill": "-1.0E31",
      "units": "deg",
      "x_label": "Elevation",
      "x_format": ".1f",
      "x_fractionDigits": "1",
      "x_cdf_FORMAT": "f10.1",
      "x_cdf_FIELDNAM": "Photon elevation angle in the local topocentric coordinates",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "lexi_counts_per_sec",
      "type": "double",
      "x_cdf_DataType": "CDF_DOUBLE",
      "description": "Counts per second as observed by LEXI in its field of view, scalar",
      "fill": "-1.0E31",
      "units": "counts/sec",
      "x_label": "Counts/sec",
      "x_format": ".1f",
      "x_fractionDigits": "1",
      "x_cdf_FORMAT": "f10.1",
      "x_cdf_FIELDNAM": "Counts per second",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    }
  ],
  "x_info_author": "bw",
  "x_cdaweb_hapi_version": "20260130.0606",
  "x_info_caching": false,
  "status": {
    "code": 1200,
    "message": "OK"
  },
  "HAPI": "3.2",
  "x_LastUpdate": "2026-04-12T15:09:41Z"
}