| Chandra X-ray Center | 	PI: Dr. Divas Sanwal  | 
| Parameter | Value | Description | 
|---|---|---|
| ASCDSVER | 7.6.7.2 | ASCDS version number | 
| DATE | 2006-06-04T13:14:25 | Date and time of file creation | 
| DATE-OBS | 2004-02-07T13:03:03 | Observation start date | 
| DATE-END | 2004-02-07T19:20:16 | Observation end date | 
| RA_PNT | 98.474640793274 | Pointing RA | 
| DEC_PNT | 17.760431040971 | Pointing Dec | 
| ROLL_PNT | 273.26246733207 | Pointing Roll | 
| RA_TARG | 98.475833 | Observer's specified target RA | 
| DEC_TARG | 17.77 | 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 | 7.6.7.2 | ASCDS version number | 
| DATE | 2006-06-04T15:03:14 | Date and time of file creation | 
| DATE-OBS | 2004-02-07T13:03:03 | Observation start date | 
| DATE-END | 2004-02-07T19:20:16 | Observation end date | 
| INSTRUME | ACIS | Instrument | 
| DETNAM | ACIS-235678 | Detector | 
| GRATING | NONE | Grating | 
| OBJECT | Geminga | Source name | 
| TITLE | The Geminga Pulsar and its Pulsar Wind Nebula | Proposal title | 
| OBSERVER | Dr. Divas Sanwal | Principal investigator | 
| OBS_ID | 4674 | Observation id | 
| SEQ_NUM | 500493 | Sequence number | 
| RA_NOM | 98.474640793274 | Nominal RA | 
| DEC_NOM | 17.760431040971 | Nominal Dec | 
| ROLL_NOM | 273.26246733207 | Nominal Roll |