{
  "TCTYP_X": "RA---TAN",
  "TCTYP_Y": "DEC--TAN",
  "TCRPX_X": 128.5,
  "TCRPX_Y": 128.5,
  "TCRVL_X": 253.352997,
  "TCRVL_Y": 39.754601,
  "TCDLT_X": -0.004093,
  "TCDLT_Y": 0.004093,
  "TCUNI_X": null,
  "TCUNI_Y": null,
  "RA_PNT": 253.476303,
  "DEC_PNT": 39.568161,
  "TSTART": 174938829.8574571,
  "TSTOP": 174974669.8574571,
  "OBJECT": "MRK_501_N1",
  "OBSERVER": "DR. RITA M. SAMBRUNA",
  "DATE-OBS": "1998-07-18",
  "DATE-END": "1998-07-19"
}