| Chandra X-ray Center | 	PI: Dr. Stephen Murray  | 
| Parameter | Value | Description | 
|---|---|---|
| ASCDSVER | 7.6.11.2 | Processing system revision | 
| DATE | 2007-11-20T13:39:05 | Date and time of file creation | 
| DATE-OBS | 2000-08-18T09:50:56 | Observation start date | 
| DATE-END | 2000-08-18T10:16:06 | Observation end date | 
| RA_PNT | 10.667961954867 | Pointing RA | 
| DEC_PNT | 40.868747100472 | Pointing Dec | 
| ROLL_PNT | 133.88146060495 | Pointing Roll | 
| RA_TARG | 10.67 | Observer's specified target RA | 
| DEC_TARG | 40.865 | Observer's specified target Dec | 
| DEGAP | hrciD1999-07-22gaplookupN0003.fits | 
| Parameter | Value | Description | 
|---|---|---|
| ASCDSVER | 7.6.11.2 | Processing system revision | 
| DATE | 2007-11-20T13:46:32 | Date and time of file creation | 
| DATE-OBS | 2000-08-18T09:50:56 | Observation start date | 
| DATE-END | 2000-08-18T10:16:06 | Observation end date | 
| INSTRUME | HRC | Instrument | 
| DETNAM | HRC-I | Detector | 
| GRATING | NONE | Grating | 
| OBJECT | M31 - South 1 | Source name | 
| TITLE | MONITORING M31 | Proposal title | 
| OBSERVER | Dr. Stephen Murray | Principal investigator | 
| OBS_ID | 263 | Observation id | 
| SEQ_NUM | 600023 | Sequence number | 
| RA_NOM | 10.667961954867 | Nominal RA | 
| DEC_NOM | 40.868747100472 | Nominal Dec | 
| ROLL_NOM | 133.88146060495 | Nominal Roll |