Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 4 1.  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)
 04/02/2017   21:56:14   (  81.13,-109.63) 04/02/2017   21:55:25  (  81.14,-109.48)    2.65                49
 04/02/2017   22:45:38   ( -81.17,  58.66) 04/02/2017   22:46:03  ( -81.16,  58.67)    0.59                25
 04/05/2017   17:30:26   (  81.15, -42.86) 04/05/2017   17:29:45  (  81.15, -42.68)    2.98                41
 04/05/2017   18:19:52   ( -81.17, 125.10) 04/05/2017   18:20:25  ( -81.17, 125.13)    0.69                33
 04/08/2017   13:04:40   (  81.14,  23.50) 04/08/2017   13:04:08  (  81.14,  23.35)    2.78                32
 04/08/2017   13:54:06   ( -81.17,-168.52) 04/08/2017   13:54:47  ( -81.17,-168.43)    1.52                41
 04/11/2017   08:38:54   (  81.14,  89.82) 04/11/2017   08:38:30  (  81.14,  89.74)    1.35                24
 04/11/2017   09:28:20   ( -81.16,-102.17) 04/11/2017   09:29:09  ( -81.17,-102.00)    3.03                49
 04/14/2017   04:13:06   (  81.15, 156.46) 04/14/2017   04:12:50  (  81.15, 156.50)    0.69                16