| Observation ID | Sequence Number | Target Name | Observation Date | Public Date | Observer | Aimpoint RA (deg) | Aimpoint DEC (deg) | Aimpoint Roll (deg) |
| 4431 | 790088 | 3C273 | 2003-07-07 20:16:16 | 2003-07-11 20:17:56 | Dr. CXC Calibration | 187.284412 | 2.072409 | 247.668891 |
| Instrument | Gratings | Detector | Observation Mode | Data Mode | Read Mode | Exposure Time (s) | Defocus (mm) | Focal Length (mm) | Sim X | Sim Z |
| ACIS | LETG | ACIS-456789 | POINTING | FAINT | TIMED | 26422.20 | 0.00144494 | 10070.000 | -0.682823 | -182.137000 |