| Chandra X-ray Center | 	PI: Dr. Norbert Schulz  | 
| Parameter | Value | Description | 
|---|---|---|
| ASCDSVER | 7.6.10 | ASCDS version number | 
| DATE | 2007-01-23T16:31:59 | Date and time of file creation | 
| DATE-OBS | 2001-03-28T11:31:56 | Observation start date | 
| DATE-END | 2001-03-28T19:33:54 | Observation end date | 
| RA_PNT | 250.23970869766 | Pointing RA | 
| DEC_PNT | -53.742955296962 | Pointing Dec | 
| ROLL_PNT | 69.623922331992 | Pointing Roll | 
| RA_TARG | 250.23125 | Observer's specified target RA | 
| DEC_TARG | -53.751389 | 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 | 7.6.10 | ASCDS version number | 
| DATE | 2007-01-23T17:18:06 | Date and time of file creation | 
| DATE-OBS | 2001-03-28T11:31:56 | Observation start date | 
| DATE-END | 2001-03-28T19:33:54 | Observation end date | 
| INSTRUME | ACIS | Instrument | 
| DETNAM | ACIS-456789 | Detector | 
| GRATING | HETG | Grating | 
| OBJECT | 4U 1636-53 | Source name | 
| TITLE | HIGH RESOLUTION SPECTROSCOPY OF THE X-RAY BURSTER 4U 1636-53 | Propo | 
| OBSERVER | Dr. Norbert Schulz | Principal investigator | 
| OBS_ID | 1939 | Observation id | 
| SEQ_NUM | 400152 | Sequence number | 
| RA_NOM | 250.23970869766 | Nominal RA | 
| DEC_NOM | -53.742955296962 | Nominal Dec | 
| ROLL_NOM | 69.623922331992 | Nominal Roll |