Open Access
Table A.1.
SHARAD operating time throughout the surveyed years.
| Year | Activity [106 s] | Duty cycle [%] |
|---|---|---|
| 2006 ( * ) | 0.05 | 0.15 |
| 2007 | 1.01 | 3.48 |
| 2008 | 1.14 | 3.60 |
| 2009 | 0.48 | 1.51 |
| 2010 | 1.06 | 3.36 |
| 2011 | 0.84 | 2.67 |
| 2012 | 1.35 | 4.28 |
| 2013 | 0.68 | 2.17 |
| 2014 | 1.50 | 4.74 |
| 2015 | 0.42 | 1.32 |
| 2016 | 1.08 | 3.43 |
| 2017 | 0.60 | 1.91 |
| 2018 | 1.08 | 3.43 |
| 2019 | 0.77 | 2.44 |
| 2020 | 1.74 | 5.51 |
| 2021 | 1.07 | 3.39 |
Notes. The operating time is expressed in number of seconds per year (activity) and in percentage over a given year (duty cycle). The asterisk ( * ) denotes a partial year.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.