Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2018 1 26.  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)
 01/28/2018   22:15:15   ( -80.94,  63.23) 01/28/2018   22:14:01  ( -81.10,  62.77)   19.48                74
 01/28/2018   23:04:26   (  81.30,-123.57) 01/28/2018   23:04:25  (  81.30,-123.52)    0.99                 1
 01/28/2018   23:53:52   ( -81.31,  44.34) 01/28/2018   23:55:04  ( -81.31,  44.47)    2.20                72
 01/31/2018   17:49:13   ( -81.28, 134.88) 01/31/2018   17:48:04  ( -81.28, 134.73)    2.61                69
 01/31/2018   18:38:38   (  81.31, -57.01) 01/31/2018   18:38:42  (  81.30, -56.86)    2.58                 4
 02/03/2018   13:23:26   ( -81.29,-158.56) 02/03/2018   13:22:22  ( -81.28,-158.62)    1.09                64
 02/03/2018   14:12:52   (  81.29,   9.14) 02/03/2018   14:13:02  (  81.29,   9.01)    2.26                10
 02/06/2018   08:57:39   ( -81.29, -92.03) 02/06/2018   08:56:40  ( -81.29, -91.98)    0.84                59
 02/06/2018   09:47:05   (  81.29,  75.65) 02/06/2018   09:47:20  (  81.30,  75.65)    0.42                15
 02/09/2018   04:31:51   ( -81.29, -25.52) 02/09/2018   04:30:57  ( -81.30, -25.34)    3.07                54