| Chandra X-ray Center | 	PI: Prof. Walter Lewin  | 
| Parameter | Value | Description | 
|---|---|---|
| ASCDSVER | 7.6.10 | ASCDS version number | 
| DATE | 2007-05-25T10:08:05 | Date and time of file creation | 
| DATE-OBS | 2000-06-09T11:52:08 | Observation start date | 
| DATE-END | 2000-06-09T13:57:46 | Observation end date | 
| RA_PNT | 237.736577433 | Pointing RA | 
| DEC_PNT | -56.481952844418 | Pointing Dec | 
| ROLL_PNT | 327.8212910218 | Pointing Roll | 
| RA_TARG | 237.745417 | Observer's specified target RA | 
| DEC_TARG | -56.476472 | 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 | 2007-05-25T10:42:41 | Date and time of file creation | 
| DATE-OBS | 2000-06-09T11:52:08 | Observation start date | 
| DATE-END | 2000-06-09T13:57:46 | Observation end date | 
| INSTRUME | ACIS | Instrument | 
| DETNAM | ACIS-456789 | Detector | 
| GRATING | HETG | Grating | 
| OBJECT | XTE J1550-564 (0.05 CRAB) | Source name | 
| TITLE | AXAF OBSERVATIONS OF A BRIGHT BLACK HOLE X-RAY BINARY IN OUTBURST | |
| OBSERVER | Prof. Walter Lewin | Principal investigator | 
| OBS_ID | 679 | Observation id | 
| SEQ_NUM | 400046 | Sequence number | 
| RA_NOM | 237.736577433 | Nominal RA | 
| DEC_NOM | -56.481952844418 | Nominal Dec | 
| ROLL_NOM | 327.8212910218 | Nominal Roll |