| Start Date | Start Time | End Date | End Time | Data Quality Metric |
|---|---|---|---|---|
| 09/19/1999 | 1950 | 09/19/1999 | 2030 | Incorrect |
| Subject: | NSA/CEIL/C1 - vceil25K Instrument maintenance |
| DataStreams: | nsaceilC1.b1 |
| Description: | The instrument was calibrated during this period. To achieve this, it was pointed in the horizontal direction. |
| Suggestions: | |
| Measurements: | nsaceilC1.b1: more
|