| SOD | Year | Day of Year |
Time of Day |
Data Impact | System | Description |
|---|---|---|---|---|---|---|
| 78457801 | 2024 | 138 | 09:00 | 1 | 6.02.01 | replacement of the IR APD , same model (RMY PGA-200-1064) |
| 78457801 | 2023 | 285 | 16:00 | 0 | 8.01 | add two meters of optical fibers for calibration in infrared and green |
| 78457801 | 2023 | 052 | 22:00 | 1 | 5.04 | Some problems with the laser oscillator, we had to replace several components, the laser is fixed the 28/03/2023 (day of year 087) |
| 78457801 | 2023 | 046 | 17:00 | 1 | 5.04 | replacement of several flashlamps in the laser |
| 78457801 | 2022 | 203 | 09:00 | 1 | 6.01.02 | replacement of the start optical fiber for the event timer |
| 78457801 | 2022 | 034 | 13:00 | 1 | 6.02.01 | replacement of the IR APD , same model (RMY PGA-200-1064) |
| 78457801 | 2021 | 300 | 13:00 | 1 | 6.02.01 | replacement of the IR APD , same model (RMY PGA-200-1064) |
| 78457801 | 2021 | 249 | 09:00 | 0 | 6.01.02 | replacement of some electonics components for the event timer dassault |
| 78457801 | 2021 | 193 | 09:00 | 0 | 6.02.01 | replacement of the IR APD , same model (RMY PGA-200-1064) |
| 78457801 | 2021 | 012 | 10:00 | 0 | 8.01 | new optical fiber at 532nm |
| 78457801 | 2020 | 294 | 09:00 | 0 | 5 | The optical fiber for the start was damaged, it is changed by a new one |
| 78457801 | 2020 | 231 | 13:00 | 0 | 12.01 | PTU303 (presure , temperature and humidity sensor) calibration |
| 78457801 | 2019 | 273 | 15:00 | 2 | 4.02 | new coating for the primary mirror |
| 78457801 | 2019 | 190 | 10:00 | 1 | 5 | New position for optical fiber for the start |
| 78457801 | 2019 | 126 | 14:00 | 1 | 9 | Some issue with the phase and frequency offset generator (HROG-10) after the maser, we remplace it with HROG 5Mhz |
| 78457801 | 2019 | 126 | 10:00 | 1 | 5.04 | repair of the driver of the acousto-optic modulator |
| 78457801 | 2019 | 106 | 10:00 | 0 | 8.01 | New optical fibers (25m) for calibration in infrared and green |
| 78457801 | 2019 | 091 | 08:00 | 1 | 9 | Some issue with the phase and frequency offset generator (HROG-5) after the maser, we remplace it with HROG 10Mhz |
| 78457801 | 2019 | 071 | 10:00 | 1 | 4.01 | we changed the m4 mirror (rotating mirror) in the coude path by a new one. |
| 78457801 | 2019 | 059 | 15:00 | 1 | 6 | We replaced the Wratten neutral optical densities that were in front of the infrared and green photodiodes with glass neutral optical densities |
| 78457801 | 2019 | 057 | 09:00 | 0 | 6 | installation of an opaque textile around the nasmyth table (where the apd are installed) to reduce light noise |
| 78457801 | 2019 | 014 | 10:00 | 1 | 5.04 | repair of the driver of the acousto-optic modulator |
| 78457801 | 2019 | 009 | 10:00 | 1 | 5.04 | tuning of acousto-optic modulator |
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