| Date |
Acronym |
Information provided |
| 2020/12/06 | AMVB | BEACON CHANGED |
| 2020/04/12 | AMVB | Earthquake of magnitude:6.1 distance:95km |
| 2015/12/14 | AMVB | BEACON CHANGED |
| 2015/08/13 | AMVB | Earthquake of magnitude:6 distance:97km |
| 2015/03/06 | AMVB | Earthquake of magnitude:6 distance:470km |
| 2014/11/03 | AMVB | Earthquake of magnitude:6.3 distance:483km |
| 2014/03/30 | AMVB | BEACON INSTALLED |
| 2014/03/21 | AMVB | BEACON REMOVED |
| 2013/10/04 | AMVB | Earthquake of magnitude:6.4 distance:114km |
| 2010/09/17 | AMVB | data gap (beacon failure) END |
| 2010/07/15 | AMVB | data gap (beacon failure) START |
| 2009/04/08 | AMVB | AMVB START - Antenna raising |
| 2009/04/07 | AMUB | AMUB END |
| 2008/12/04 | AMUB | => 2009-04-07* 2mm offset |
| 2008/12/04 | AMUB | Antenna change and transmissions resumed immediately after the change |
| 2008/12/04 | AMUB | Lack of data END |
| 2008/09/14 | AMUB | Lack of data START (Antenna problem) |
| 2008/05/31 | AMUB | Earthquake of magnitude:6.4 distance:453km |
| 2007/04/17 | AMUB | AMUB START - Antenna raising |
| 2007/04/17 | AMTB | AMTB END |
| 2006/05/07 | AMTB | Earthquake of magnitude:6.1 distance:140km |
| 2006/05/06 | AMTB | Earthquake of magnitude:6 distance:126km |
| 2006/03/06 | AMTB | Earthquake of magnitude:6.2 distance:268km |
| 2005/12/04 | AMTB | Lack of data END |
| 2005/11/24 | AMTB | Antenna change |
| 2005/11/24 | AMTB | => 2007-04-17* Stable and offset |
| 2005/09/08 | AMTB | Lack of data START |
| 2002/05/14 | AMTB | Earthquake of magnitude:6.2 distance:187km |
| 2001/03/29 | AMTB | => 2005-11-24* Stable and centred |
| 2001/03/28 | AMTB | AMTB START |
| 2001/03/28 | AMSB | AMSB END |
| 2001/01/15 | AMSB | Earthquake of magnitude:6.4 distance:291km |
| 2000/12/28 | AMSB | Antenna drift |
| 1997/08/20 | AMSB | Earthquake of magnitude:6.5 distance:488km |
| 1997/04/21 | AMSB | AMSB START |
| 1997/04/21 | AMSB | => 2001-03-28* Progressive tilt |
| 1997/04/21 | AMSA | AMSA END |
| 1996/08/27 | AMSA | Earthquake of magnitude:6 distance:130km |
| 1996/08/19 | AMSA | Earthquake of magnitude:6.1 distance:481km |
| 1996/06/06 | AMSA | Earthquake of magnitude:6.3 distance:474km |
| 1990/08/18 | AMSA | Earthquake of magnitude:6.2 distance:278km |
| 1987/02/01 | AMSA | AMSA START |