| Chandra X-ray Center | 	PI: Prof. Claude Canizares  | 
| Parameter | Value | Description | 
|---|---|---|
| ASCDSVER | 7.6.9 | ASCDS version number | 
| DATE | 2006-11-30T17:03:53 | Date and time of file creation | 
| DATE-OBS | 2001-05-07T03:25:10 | Observation start date | 
| DATE-END | 2001-05-08T05:04:10 | Observation end date | 
| RA_PNT | 184.61014747361 | Pointing RA | 
| DEC_PNT | 29.814970236481 | Pointing Dec | 
| ROLL_PNT | 224.76538608921 | Pointing Roll | 
| RA_TARG | 184.610417 | Observer's specified target RA | 
| DEC_TARG | 29.812778 | Observer's specified target Dec | 
| DATAMODE | FAINT | Data mode | 
| READMODE | TIMED | Read mode | 
| FP_TEMP | 153.4460144 | Focal Plane Temperature [K] | 
| FSW_VERS | 30 | ACIS flight software version number | 
| Parameter | Value | Description | 
|---|---|---|
| ASCDSVER | 7.6.9 | ASCDS version number | 
| DATE | 2006-11-30T17:26:07 | Date and time of file creation | 
| DATE-OBS | 2001-05-07T03:25:10 | Observation start date | 
| DATE-END | 2001-05-08T05:04:10 | Observation end date | 
| INSTRUME | ACIS | Instrument | 
| DETNAM | ACIS-456789 | Detector | 
| GRATING | HETG | Grating | 
| OBJECT | MKN 766 | Source name | 
| TITLE | HETG OBSERVATIONS OF SEYFERT GALAXIES AND A QUASAR | Proposal title | 
| OBSERVER | Prof. Claude Canizares | Principal investigator | 
| OBS_ID | 1597 | Observation id | 
| SEQ_NUM | 700213 | Sequence number | 
| RA_NOM | 184.61014747361 | Nominal RA | 
| DEC_NOM | 29.814970236481 | Nominal Dec | 
| ROLL_NOM | 224.76538608921 | Nominal Roll |