| origsite | Site of origin |
| origdate | Date of origin (mm/dd/yy) |
| origpers | Person recording data |
| origname | Original file name |
| ccdmaker | CCD manufacturer |
| serialno | CCD serial number |
| format | CCD format |
| epithick | Epitaxial layer thickness (um) |
| coating | CCD coating |
| grade | CCD grade |
| testtype | TEST performed (bias,dark,flat,Fe55,QE) |
| lambda | Wavelength (Angstroms) |
| exptime | Exposure Time (seconds) |
| nrows | Number of Rows read |
| ncols | Number of Columns read |
| ccdgain | CCD gain (uV/e) |
| atodgain | A-D gain (e/DN) |
| sysnoise | System noise (e) |
| temp | Operational temperature (C) |
| amp | Amplifier(s) |
| mpp | MPP mode on/off |
| vrd | Reset Drain Voltage |
| vdd | Output Drain Voltage |
| vofd | Overflow Drain Voltage |
| vlg | Last Gate Voltage |
| RGATEMIN | Min voltage - Reset gate |
| RGATEMAX | Max voltage - Reset gate |
| TGATEMIN | Min voltage - Transfer gate |
| TGATEMAX | Max voltage - Transfer gate |
| HP1MIN | Min voltage - Horizntl clock 1 |
| HP1MAX | Max voltage - Horizntl clock 1 |
| HP2MIN | Min voltage - Horizntl clock 2 |
| HP2MAX | Max voltage - Horizntl clock 2 |
| HP3MIN | Min voltage - Horizntl clock 3 |
| HP3MAX | Max voltage - Horizntl clock 3 |
| VP1MIN | Min voltage - Vertical clock 1 |
| VP1MAX | Max voltage - Vertical clock 1 |
| VP2MIN | Min voltage - Vertical clock 2 |
| VP2MAX | Max voltage - Vertical clock 2 |
| VP3MIN | Min voltage - Vertical clock 3 |
| VP3MAX | Max voltage - Vertical clock 3 |
| SUMWLMIN | Min voltage - Summing Well |
| SUMWLMAX | Max voltage - Summing Well |
| RDNOISE | Read noise (e) |
| RDDATE | Date of read noise measurement (dd/mm/yy) |
| RDANLYST | Read noise analyst |
| DKNOISE | Dark noise (e) |
| DKDATE | Date of dark noise measurement (dd/mm/yy) |
| DKANLYST | Dark noise analyst |
| CTESER | Serial charge transfer efficiency |
| CTEPAR | Parallel charge transfer efficiency |
| CTEDATE | Date of CTE measurement (dd/mm/yy) |
| CTANLYST | CTE analyst |
| QE | Quantum efficiency (per cent) |
| FULLWELL | Pixel full well (e) |
| FWDATE | Date of full well measurement (dd/mm/yy) |
| FWANLYST | Full well analyst |
| COMMENT1 | Comment 1 |
| COMMENT2 | Comment 2 |
| COMMENT3 | Comment 3 |
| COMMENT4 | Comment 4 |
| COMMENT5 | Comment 5 |
| COMMENT6 | Comment 6 |
| NAXIS1 | Axis1 size |
| NAXIS2 | Axsi2 size |
| arcdisk | Archive Disk Number |