| Start date | End date (short events) | Event type | Affected data | Description |
|---|---|---|---|---|
| 08/01/2015 | Re-activation | NOAA-18/AMSUA Channel 9 | Re-activation of NOAA-18/AMSUA Channel 9 | |
| 14/01/2015 | 23/01/2015 | Outage | AQUA (AIRS, AMSUA and MODIS AMVs) | Outage of AQUA data (AIRS, AMSUA and MODIS AMVs) due to hardware problems that affected the processing machines. MODIS AMVs started to flow again but we are still missing AIRS and AMSUA. |
| 22/01/2015 | Activation | NPP/CrIS | ||
| 03/02/2015 | Activation | METOP-B/HIRS | Activation of METOP-B/HIRS. It's the first we use data from this instrument | |
| 17/02/2015 | Activation | BUFR SYNOP | Activation of BUFR SYNOP from WMO BLOCK 10 (Germany) | |
| 25/02/2015 | Blacklist | NOAA-18/AMSUA Ch9 | Due to an increase of its noise, NOAA-18/AMSUA Ch9 has been blacklisted. This blacklist might be permanent due to the intermittent character of this noise. | |
| 01/04/2015 | Data resumption | Radiosondes (Russia) | Russian radiosondes are back to normal operation mode with two launches per day | |
| 01/04/2015 | 07/04/2015 | Data reduction | Drifting buoys | Severe reduction of drifter buoys |
| 08/04/2015 | Data cessation | TRMM/TMI | Termination of TRMM/TMI service | |
| 21/04/2015 | Quality issues | METOP-A/HIRS | Noise increase of some METOP-A/HIRS channels. The noise is still within tolerated limits | |
| 12/05/2015 | Activation | METOP-A and METOP-B ASCAT soil moisture | activation of ASCAT-A and ASCAT-B soil moisture in the land data assimilation | |
| 18/05/2015 | Blacklist update | In-situ data | Monthly blacklist update. A cluster of new US aircraft data (ACARS) has been blacklisted due to large errors. | |
| 26/05/2015 | 10/06/2015 | Blacklist | METOP-B/HIRS | Blacklist of METOP-B/HIRS after an increase of the noise |
| 10/06/2015 | Re-activation | METOP-B/HIRS | Activation of METOP-B/HIRS (in fact the data were activated accidentally since 03/06/2015) | |
| 11/06/2015 | Activation | TERRA-SAR-X and Tandem-X RO | ||
| 15/06/2015 | Blacklist | METOP-B/HIRS | Blacklist of METOP-B/HIRS. The noise started to increase again. | |
| 13/08/2015 | Activation | GCOM-W1/AMSR2 | ||
| 13/08/2015 | Activation | GPM/GMI | ||
| 22/09/2015 | 29/09/2015 | Blacklist | METOP-B/MHS | Temporary blacklist of METOP-B/MHS due to an instrument anomaly |
| 22/09/2015 | Blacklist | NOAA-18/AMSUA channel 8 | Blacklist of NOAA-18/AMSUA Channel 8 due to increased noise | |
| 09/10/2015 | Blacklist update | In-situ data | Monthly blacklist update (including white list of BUFR data from AUSTRALIA) | |
| 10/10/2015 | Quality improvement | METOP-A and METOP-B IASI | Decrease of the noise associated with many IASI channels (METOP-A and METOP-B). This was de to the stopping of the compensation device | |
| 13/10/2015 | Blacklist | NOAA-18/AMSUA channel 5 | Blacklist of NOAA-18/AMSUA channel 5 due to increased noise | |
| 26/10/2015 | Blacklist | AIRS (channel 221), IASI (Channels 271,272,273) and CrIS (Channel 101) | Blacklist of AIRS (channel 221), IASI (Channels 271,272,273) and CrIS (Channel 101) due to increased departures over the Indian Ocean caused by increased concentration of hydrogen cyanide. | |
| 19/11/2015 | Quality degradation | METOP-A/HIRS | Onset of an increase of noise for many METOP-A/HIRS | |
| 30/11/2015 | Quality improvement | METOP-A/IASI | Decrease of the noise associated with many METOP-B/IASI channels due to an ice decontamination | |
| 08/12/2015 | Blacklist | METOP-A/HIRS | ||
| 08/12/2015 | Blacklist | MET-10 ASR and AMV |
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