INSTRUMENTS |
 |
| WFPC2 |
|
Operational |
| ACS |
|
Operational |
| NICMOS |
|
Operational |
| STIS |
|
Operation
Suspended |
| COSTAR |
|
Not
Needed |
|
KEY SYSTEMS |
 |
Fine
Guidance
Sensors |
| 1 |
Operational |
| 2 |
Operational |
| 3 |
Minor Problems |
|
| |

Gyroscopes |
| 1 |
Operational |
| 2 |
Operational |
| 3 |
Operation Suspended |
| 4 |
Operational |
| 5 |
Operation Suspended |
| 6 |
In Reserve |
|
| |

Batteries |
| 1 |
Operational |
| 2 |
Operational |
|
|
|
|