Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 5 14.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-A) METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 05/15/2017   02:40:19   ( -81.20,   1.09) 05/15/2017   02:40:00  ( -81.20,   1.23)    2.55                19
 05/15/2017   03:29:44   (  81.23, 169.22) 05/15/2017   03:30:39  (  81.22, 169.20)    0.61                55
 05/17/2017   22:14:35   ( -81.21,  67.63) 05/17/2017   22:14:20  ( -81.21,  67.77)    2.31                15
 05/17/2017   23:04:01   (  81.21,-124.63) 05/17/2017   23:05:00  (  81.22,-124.65)    0.58                59
 05/20/2017   17:48:52   ( -81.21, 134.15) 05/20/2017   17:48:41  ( -81.21, 134.29)    2.29                11
 05/20/2017   18:38:18   (  81.21, -58.14) 05/20/2017   18:39:21  (  81.22, -58.13)    0.48                63
 05/23/2017   13:23:09   ( -81.21,-159.36) 05/23/2017   13:23:02  ( -81.21,-159.21)    2.48                 7
 05/23/2017   14:12:35   (  81.22,   8.33) 05/23/2017   14:13:42  (  81.22,   8.36)    0.82                67
 05/26/2017   08:57:25   ( -81.22, -92.89) 05/26/2017   08:57:22  ( -81.22, -92.72)    2.88                 3