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cpism_refdata/io/primary_header.json

+[
+  ["SIMPLE", NaN, "L1", NaN, "c"],
+  ["BITPIX", NaN, "I2", NaN, "c"],
+  ["NAXIS", NaN, "I2", "always 0", "c"],
+  ["EXTEND", NaN, "L1", "always T", "c"],
+  ["NEXTEND", "number of array dimensions", "I2", "always 1", "c"],
+  ["GROUPS", NaN, "L1", "always F", "c"],
+  ["DATE", "date this file was written (yyyy-mm-ddThh:mm:ss)", "C20", NaN, "b"],
+  [
+    "FILENAME",
+    NaN,
+    "C68",
+    "\u6587\u4ef6\u540d\u4e0d\u5e26.fits\u540e\u7f00\uff0c\u8d85\u51fa68\u4e2a\u5b57\u7b26\uff0c\u81ea\u52a8\u622a\u65ad\uff0c\u4e0d\u663e\u793a\u540e\u9762\u7684\u5b57\u7b26",
+    "b"
+  ],
+  [
+    "FILETYPE",
+    "type of data found in data file",
+    "C12",
+    "\u2018BIAS\u2019, \u2018DARK\u2019, \u2018FLAT\u2019, \u2018SCIE\u2019, etc \uff08\u53c2\u8003\u6587\u4ef6\u540d\u4e2d\u7684TYPE\u5173\u952e\u5b57\uff09",
+    "b"
+  ],
+  [
+    "TELESCOP",
+    "telescope used to acquire data",
+    "C06",
+    "always \u2018CSST\u2019",
+    "c"
+  ],
+  [
+    "INSTRUME",
+    "instrument used to acquire data",
+    "C06",
+    "\u2018MSC\u2019, \u2018MCI\u2019, etc",
+    "b"
+  ],
+  [
+    "RADECSYS",
+    "reference coordinate system",
+    "C08",
+    "always \u2018ICRS\u2019",
+    "c"
+  ],
+  ["EQUINOX", NaN, "R4", "always 2000.0", "c"],
+  ["FITSCREA", "FITS create software version", NaN, NaN, "c"],
+  [
+    "OBJECT",
+    "object name",
+    "C30",
+    "\u4e3b\u5de1\u5929\u53ef\u4ee5\u4f7f\u7528\u5929\u533a\u7f16\u53f7",
+    "b"
+  ],
+  [
+    "TARGET",
+    "target name (hhmmss+ddmmss)",
+    "C13",
+    "hhmmss+ddmmss, \u4f5c\u4e3a\u76ee\u6807\u6807\u8bc6\u8bb0\u5f55\u5230\u79d2\uff0c\u6bd4RA\u548cDEC\u7cbe\u5ea6\u4f4e",
+    "b"
+  ],
+  [
+    "OBSID",
+    "observation ID",
+    "C11",
+    "\u89c2\u6d4b\u7f16\u53f7\uff0cX+OBSTYPE+8\u4f4d\u6570\u5b57\uff0cX\u662f\u8bbe\u5907\u7f16\u53f7",
+    "b"
+  ],
+  ["OBJ_RA", "RA of the object (degrees)", "R8", NaN, "b"],
+  ["OBJ_DEC", "DEC of the object (degrees)", "R8", NaN, "b"],
+  ["REFFRAME", "guide star catalog version", "C16", "e.g., CSSTGSC-1.0", "c"],
+  [
+    "DATE-OBS",
+    "date of the observation (yyyy-mm-ddThh:mm:ss)",
+    "C20",
+    "\u5730\u9762\u6307\u4ee4\u8bbe\u7f6e\u7684\u66dd\u5149\u5f00\u59cb\u65f6\u523b",
+    "b"
+  ],
+  ["SATESWV", "software version in the satellite", "C16", NaN, "c"],
+  [
+    "EXPSTART",
+    "exposure start time (MJD)",
+    "R8",
+    "\u5404\u6a21\u5757\u7ed9\u51fa\u7684\u66dd\u5149\u5f00\u59cb\u65f6\u523b",
+    "e (1553B\u7ed9\u51faUTC\u65f6\u95f4\uff0c\u5730\u9762\u89e3\u7b97MJD)"
+  ],
+  [
+    "CABSTART",
+    NaN,
+    "R8",
+    "\u66dd\u5149\u5f00\u59cb\u540e\uff0c\u6700\u8fd1\u4e00\u6b21\u5e7f\u64ad\u7684\u7edd\u5bf9\u5b9a\u4f4d\u65f6\u95f4",
+    "e (1553B\u7ed9\u51faUTC\u65f6\u95f4\uff0c\u5730\u9762\u89e3\u7b97MJD)"
+  ],
+  [
+    "SUNANGL0",
+    "angle between sun and optical axis at CABSTART",
+    "R4",
+    "CABSTART \u65f6\u523b\uff0c\u592a\u9633\u4e0e\u5149\u8f74\u7684\u5939\u89d2",
+    "e"
+  ],
+  [
+    "MOONANG0",
+    "angle between moon and optical axis at CABSTART",
+    "R4",
+    "CABSTART\u65f6\u523b\uff0c\u6708\u4eae\u4e0e\u5149\u8f74\u7684\u5939\u89d2",
+    "e"
+  ],
+  [
+    "TEL_ALT0",
+    "angle between Earth's limb and optical axis at CABSTART",
+    "R8",
+    "CABSTART\u65f6\u523b\uff0c\u5730\u5e73\u9762\u4e0e\u5149\u8f74\u7684\u5939\u89d2",
+    "e"
+  ],
+  [
+    "POS_ANG0",
+    "angle between y axis (CSST frame) and the North Pole at CABSTART",
+    "R8",
+    "CABSTART\u65f6\u523b\uff0cCSST\u672c\u4f53\u51e0\u4f55\u5750\u6807\u7cfb\u4e0by\u8f74\u4e0e\u5317\u5929\u6781\u7684\u5939\u89d2",
+    "e"
+  ],
+  [
+    "POSI0_X",
+    "the orbital position of CSST in X direction at  CABSTART",
+    "R8",
+    "R=Sqrt(X^2+Y^2+Z^2)\u7edd\u5bf9\u8bef\u5dee\u4e0d\u5927\u4e8e16.8\u516c\u91cc\uff08\u5355\u500d\u4e2d\u8bef\u5dee\uff09",
+    "d"
+  ],
+  [
+    "POSI0_Y",
+    "the orbital position of CSST in Y direction at  CABSTART",
+    "R8",
+    NaN,
+    "d"
+  ],
+  [
+    "POSI0_Z",
+    "the orbital position of CSST in Z direction at  CABSTART",
+    "R8",
+    NaN,
+    "d"
+  ],
+  [
+    "VELO0_X",
+    "the orbital velocity of CSST in X direction at  CABSTART",
+    "R8",
+    "V=Sqrt(Vx^2+Vy^2+Vz^2) \u8bef\u5dee\u4e0d\u5927\u4e8e0.025\u7c73/\u79d2\uff08\u5355\u500d\u4e2d\u8bef\u5dee\uff09",
+    "d"
+  ],
+  [
+    "VELO0_Y",
+    "the orbital velocity of CSST in Y direction at  CABSTART",
+    "R8",
+    NaN,
+    "d"
+  ],
+  [
+    "VELO0_Z",
+    "the orbital velocity of CSST in Z direction at  CABSTART",
+    "R8",
+    NaN,
+    "d"
+  ],
+  [
+    "EULER0_1",
+    "Euler angle 1 at  CABSTART",
+    "R8",
+    "\u59ff\u6001\u8bef\u5dee\u4e0d\u5927\u4e8e0.05\u89d2\u79d2",
+    "e"
+  ],
+  ["EULER0_2", "Euler angle 2 at  CABSTART", "R8", NaN, "e"],
+  ["EULER0_3", "Euler angle 3 at  CABSTART", "R8", NaN, "e"],
+  [
+    "RA_PNT0",
+    "RA of the pointing (degrees) at CABSTART",
+    "R8",
+    "\u592a\u8d6b\u5179\u6a21\u5757\u7531\u661f\u654f\u63d0\u4f9b\uff0c\u5176\u4f59\u6a21\u5757\u7531\u5bfc\u661f\u63d0\u4f9b",
+    "e"
+  ],
+  [
+    "DEC_PNT0",
+    "DEC of the pointing (degrees) at CABSTART",
+    "R8",
+    "\u592a\u8d6b\u5179\u6a21\u5757\u7531\u661f\u654f\u63d0\u4f9b\uff0c\u5176\u4f59\u6a21\u5757\u7531\u5bfc\u661f\u63d0\u4f9b",
+    "e"
+  ],
+  [
+    "EXPEND",
+    "exposure end time (MJD)",
+    "R8",
+    "\u5404\u6a21\u5757\u7ed9\u51fa\u7684\u66dd\u5149\u7ed3\u675f\u65f6\u523b",
+    "e (1553B\u7ed9\u51faUTC\u65f6\u95f4\uff0c\u5730\u9762\u89e3\u7b97MJD)"
+  ],
+  [
+    "CABEND",
+    NaN,
+    "R8",
+    "\u66dd\u5149\u7ed3\u675f\u540e\uff0c\u6700\u8fd1\u4e00\u6b21\u5e7f\u64ad\u7684\u7edd\u5bf9\u5b9a\u4f4d\u65f6\u95f4",
+    "e (1553B\u7ed9\u51faUTC\u65f6\u95f4\uff0c\u5730\u9762\u89e3\u7b97MJD)"
+  ],
+  [
+    "SUNANGL1",
+    "angle between sun and optical axis at CABEND",
+    "R4",
+    "CABEND\u65f6\u523b\uff0c\u592a\u9633\u4e0e\u5149\u8f74\u7684\u5939\u89d2",
+    "e"
+  ],
+  [
+    "MOONANG1",
+    "angle between moon and optical axis at CABEND",
+    "R4",
+    "CABEND\u65f6\u523b\uff0c\u6708\u4eae\u4e0e\u89c6\u8f74\u7684\u5939\u89d2",
+    "e"
+  ],
+  [
+    "TEL_ALT1",
+    "angle between Earth's limb and optical axis at CABEND",
+    "R8",
+    "CABEND\u65f6\u523b\uff0c\u5730\u5e73\u9762\u4e0e\u5149\u8f74\u7684\u5939\u89d2",
+    "e"
+  ],
+  [
+    "POS_ANG1",
+    "angle between optical axis and the North Pole at CABEND",
+    "R8",
+    "CABEND\u65f6\u523b\uff0cCSST\u672c\u4f53\u51e0\u4f55\u5750\u6807\u7cfb\u4e0by\u8f74\u4e0e\u5317\u5929\u6781\u7684\u5939\u89d2",
+    "e"
+  ],
+  [
+    "POSI1_X",
+    "the orbital position of CSST in X direction at CABEND",
+    "R8",
+    "R=Sqrt(X^2+Y^2+Z^2)\u7edd\u5bf9\u8bef\u5dee\u4e0d\u5927\u4e8e16.8\u516c\u91cc\uff08\u5355\u500d\u4e2d\u8bef\u5dee\uff09",
+    "d"
+  ],
+  [
+    "POSI1_Y",
+    "the orbital position of CSST in Y direction at CABEND",
+    "R8",
+    NaN,
+    "d"
+  ],
+  [
+    "POSI1_Z",
+    "the orbital position of CSST in Z direction at CABEND",
+    "R8",
+    NaN,
+    "d"
+  ],
+  [
+    "VELO1_X",
+    "the orbital velocity of CSST in X direction at CABEND",
+    "R8",
+    "V=Sqrt(Vx^2+Vy^2+Vz^2) \u8bef\u5dee\u4e0d\u5927\u4e8e0.025\u7c73/\u79d2\uff08\u5355\u500d\u4e2d\u8bef\u5dee\uff09",
+    "d"
+  ],
+  [
+    "VELO1_Y",
+    "the orbital velocity of CSST in Y direction at CABEND",
+    "R8",
+    NaN,
+    "d"
+  ],
+  [
+    "VELO1_Z",
+    "the orbital velocity of CSST in Z direction at CABEND",
+    "R8",
+    NaN,
+    "d"
+  ],
+  [
+    "EULER1_1",
+    "Euler angle 1 at CABEND  ",
+    "R8",
+    "\u59ff\u6001\u8bef\u5dee\u4e0d\u5927\u4e8e0.05\u89d2\u79d2",
+    "d"
+  ],
+  ["EULER1_2", "Euler angle 2 at CABEND", "R8", NaN, "e"],
+  ["EULER1_3", "Euler angle 3 at CABEND", "R8", NaN, "e"],
+  [
+    "RA_PNT1",
+    "RA of the pointing (degrees) at CABEND",
+    "R8",
+    "\u592a\u8d6b\u5179\u6a21\u5757\u7531\u661f\u654f\u63d0\u4f9b\uff0c\u5176\u4f59\u6a21\u5757\u7531\u5bfc\u661f\u63d0\u4f9b",
+    "e"
+  ],
+  [
+    "DEC_PNT1",
+    "DEC of the pointing (degrees) at CABEND",
+    "R8",
+    "\u592a\u8d6b\u5179\u6a21\u5757\u7531\u661f\u654f\u63d0\u4f9b\uff0c\u5176\u4f59\u6a21\u5757\u7531\u5bfc\u661f\u63d0\u4f9b",
+    "e"
+  ],
+  ["EXPTIME", "exposure duration", "R4", "EXPEND-EXPSTART", "e"],
+  [
+    "EPOCH",
+    "coordinate epoch",
+    "R4 ",
+    "\u5f53\u524d\u5386\u5143",
+    "e (\u6839\u636e1553B\u7ed9\u51fa\u7684UTC\u65f6\u95f4\u89e3\u7b97) "
+  ],
+  ["CHECKSUM", "  HDU checksum updated yyyy-mm-ddTHH:MM:SS", NaN, NaN, NaN],
+  ["DATASUM", "  data unit checksum updated yyyy-mm-ddTHH:MM:SS", NaN, NaN, NaN]
+]