MTP019:

one navigation image lost due to bad weather at the ground station:

          <block ref='MWNV'>
            <startTime>2015-08-14T12:42:09</startTime>
            <endTime>2015-08-14T13:52:09</endTime>
            <metadata>
              <mntBlockNumber>3393</mntBlockNumber>
            </metadata>
          </block>

one context image at 2015-08-01T12:40:56 not acquired because NAVCAM was off
after autonomous reconfiguration