MTP012:                                                                       
                                                                              
A context image was lost at 2015-01-18T10:00:06 due to bad weather at GS      
DSS-63 (Madrid)                                                               
                                                                              
For the same reason one navigation raster (i.e. 4 images) was lost on         
2015-01-18:                                                                   
                                                                              
          <block ref='MWAC'>                                                  
            <startTime>2015-01-18T10:47:06</startTime>                        
            <endTime>2015-01-18T11:47:06</endTime>                            
            <metadata>                                                        
              <mntBlockNumber>2340</mntBlockNumber>                           
            </metadata>                                                       
          </block>