{
  "TCTYP_X": "RA---TAN",
  "TCTYP_Y": "DEC--TAN",
  "TCRPX_X": 640.5,
  "TCRPX_Y": 640.5,
  "TCRVL_X": 184.606995,
  "TCRVL_Y": 47.286301,
  "TCDLT_X": -0.000442,
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  "TCUNI_X": null,
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  "RA_PNT": 185.05806,
  "DEC_PNT": 47.357155,
  "TSTART": 106989798.1645707,
  "TSTOP": 107062813.6747948,
  "OBJECT": "NGC4258_N1",
  "OBSERVER": "YOSHITAKA ISHISAKI",
  "DATE-OBS": "23/05/96",
  "DATE-END": "24/05/96"
}