Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2018 1 18.  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)
 01/20/2018   12:21:47   (  81.28,  36.84) 01/20/2018   12:21:31  (  81.28,  36.74)    1.75                16
 01/20/2018   13:11:13   ( -81.30,-155.25) 01/20/2018   13:12:10  ( -81.30,-155.22)    0.57                57
 01/23/2018   07:55:59   (  81.30, 103.50) 01/23/2018   07:55:48  (  81.29, 103.43)    1.29                11
 01/23/2018   08:45:25   ( -81.31, -88.56) 01/23/2018   08:46:27  ( -81.31, -88.52)    0.78                62
 01/26/2018   03:30:13   (  81.28, 169.75) 01/26/2018   03:30:07  (  81.29, 169.72)    0.72                 6
 01/26/2018   04:19:39   ( -81.30, -22.28) 01/26/2018   04:20:46  ( -81.30, -22.23)    0.87                67
 01/28/2018   22:15:18   ( -80.86,  62.19) 01/28/2018   22:14:04  ( -81.05,  61.62)   23.50                74
 01/28/2018   23:04:26   (  81.29,-123.65) 01/28/2018   23:04:25  (  81.29,-123.62)    0.57                 1
 01/28/2018   23:53:52   ( -81.31,  44.33) 01/28/2018   23:55:04  ( -81.31,  44.43)    1.59                72
 01/31/2018   17:49:13   ( -81.28, 134.87) 01/31/2018   17:48:03  ( -81.29, 135.06)    3.26                70