
estimation of 3,6 impacts per year (0,3 per month)
total excludes 5,319 days of simultaneous observations
Observer | Duration | Number of videos | Date range | ||
Total : 79 observers |
100.404 days | 86093 videos | 2004/02/29 – 2019/01/21 | ||
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15.557 days |
6372 | 2005/02/22 – 2018/06/05 | ||
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12.509 days |
8276 | 2014/03/12 – 2018/08/21 | ||
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12.200 days |
9846 | 2012/09/07 – 2019/01/21 | ||
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8.621 days |
7265 | 2004/02/29 – 2018/09/07 | ||
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7.175 days |
3171 | 2018/02/17 – 2018/09/07 | ||
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4.969 days |
5886 | 2013/10/09 – 2016/11/30 | ||
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4.095 days |
5673 | 2016/03/06 – 2018/06/24 | ||
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3.593 days |
2605 | 2013/10/04 – 2018/05/14 | ||
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2.859 days |
2220 | 2006/04/13 – 2018/07/18 | ||
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2.062 days |
1867 | 2012/08/16 – 2015/04/25 | ||
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1.988 day |
1874 | 2013/08/20 – 2016/04/21 | ||
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1.912 day |
1396 | 2018/03/23 – 2018/06/19 | ||
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1.772 day |
1978 | 2013/11/09 – 2018/07/10 | ||
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1.612 day |
2421 | 2009/07/06 – 2012/12/30 | ||
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1.530 day |
739 | 2012/02/20 – 2015/02/12 | ||
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1.450 day |
907 | 2016/02/25 – 2017/04/10 | ||
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1.390 day |
1697 | 2012/11/30 – 2015/05/10 | ||
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1.218 day |
1416 | 2016/01/28 – 2017/06/24 | ||
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1.171 day |
635 | 2009/08/03 – 2015/05/08 | ||
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1.139 day |
863 | 2014/01/10 – 2018/07/17 | ||
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1.131 day |
1243 | 2013/12/20 – 2018/06/03 | ||
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0.965 day |
631 | 2016/05/04 – 2018/07/08 | ||
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0.941 day |
842 | 2014/01/19 – 2016/05/03 | ||
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0.932 day |
1631 | 2009/07/29 – 2016/06/10 | ||
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0.898 day |
1704 | 2010/09/29 – 2018/07/15 | ||
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0.819 day |
723 | 2011/08/29 – 2015/04/05 | ||
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0.753 day |
828 | 2012/08/01 – 2016/02/10 | ||
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0.751 day |
1135 | 2013/02/05 – 2016/03/23 | ||
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0.731 day |
112 | 2016/03/06 – 2016/03/31 | ||
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0.706 day |
511 | 2015/04/28 – 2018/06/27 | ||
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0.636 day |
837 | 2005/03/26 – 2014/03/10 | ||
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0.595 day |
874 | 2012/12/03 – 2016/04/04 | ||
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0.557 day |
332 | 2011/08/12 – 2013/02/17 | ||
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0.541 day |
717 | 2016/05/19 – 2018/07/06 | ||
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0.500 day |
836 | 2014/10/17 – 2016/06/03 | ||
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0.437 day |
700 | 2012/11/29 – 2017/05/26 | ||
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0.408 day |
289 | 2016/04/18 – 2017/04/09 | ||
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0.383 day |
337 | 2012/12/11 – 2018/08/10 | ||
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0.381 day |
445 | 2007/06/09 – 2014/12/23 | ||
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0.314 day |
375 | 2013/12/03 – 2014/01/17 | ||
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0.295 day |
85 | 2013/10/09 – 2013/12/01 | ||
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0.270 day |
228 | 2014/01/03 – 2015/02/20 | ||
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0.265 day |
339 | 2015/10/26 – 2016/03/27 | ||
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0.259 day |
301 | 2011/08/20 – 2015/03/17 | ||
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0.189 day |
137 | 2014/01/03 – 2016/02/29 | ||
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0.170 day |
147 | 2015/12/24 – 2016/02/27 | ||
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0.161 day |
263 | 2016/05/07 – 2017/04/03 | ||
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0.155 day |
288 | 2012/10/31 – 2014/01/25 | ||
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0.142 day |
165 | 2011/10/13 – 2013/12/27 | ||
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0.142 day |
209 | 2015/01/18 – 2017/04/27 | ||
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0.140 day |
54 | 2012/11/21 – 2018/06/08 | ||
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0.128 day |
189 | 2017/06/02 – 2017/06/09 | ||
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0.127 day |
304 | 2013/10/01 – 2014/01/15 | ||
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0.125 day |
33 | 2016/04/04 – 2017/01/06 | ||
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0.106 day |
108 | 2016/05/06 – 2017/06/10 | ||
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0.100 day |
70 | 2016/02/25 – 2018/05/13 | ||
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0.095 day |
161 | 2013/09/28 – 2013/10/12 | ||
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0.090 day |
60 | 2012/11/13 – 2015/02/06 | ||
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0.076 day |
132 | 2014/02/08 – 2015/06/10 | ||
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0.067 day |
68 | 2016/03/18 – 2016/04/13 | ||
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0.055 day |
53 | 2012/12/30 – 2012/12/31 | ||
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0.052 day |
61 | 2012/10/02 – 2012/11/15 | ||
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0.050 day |
145 | 2018/04/16 – 2018/05/23 | ||
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0.032 day |
36 | 2017/06/06 – 2017/06/23 | ||
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0.032 day |
24 | 2016/03/16 – 2016/03/16 | ||
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0.031 day |
23 | 2018/03/24 – 2018/06/17 | ||
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0.029 day |
21 | 2012/09/23 – 2013/09/28 | ||
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0.028 day |
2 | 2012/10/03 – 2012/10/03 | ||
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0.028 day |
44 | 2014/04/13 – 2014/06/29 | ||
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0.028 day |
25 | 2014/03/09 – 2014/03/09 | ||
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0.021 day |
70 | 2014/04/03 – 2014/04/21 | ||
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0.010 day |
7 | 2017/02/25 – 2017/02/25 | ||
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0.006 day |
1 | 2018/02/17 – 2018/02/17 | ||
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0.005 day |
6 | 2018/05/06 – 2018/06/19 | ||
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0.004 day |
3 | 2016/04/11 – 2016/04/11 | ||
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0.003 day |
9 | 2016/03/26 – 2016/03/26 | ||
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0.002 day |
6 | 2018/01/21 – 2018/01/21 | ||
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0.001 day |
5 | 2012/12/09 – 2012/12/09 | ||
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0.001 day |
1 | 2017/05/26 – 2017/05/26 |