Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2018 5 20.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 05/21/2018   06:30:03   ( -77.98, -82.52) 05/21/2018   06:28:58  ( -78.02, -86.29)   87.24                65
 05/21/2018   07:19:38   (  77.57,  83.34) 05/21/2018   07:19:44  (  77.56,  83.45)    2.64                 6
 05/23/2018   12:53:21   ( -77.57, 179.90) 05/23/2018   12:53:24  ( -77.59, 179.96)    3.34                 3
 05/25/2018   18:27:02   (  77.59, -83.44) 05/25/2018   18:26:57  (  77.61, -83.43)    2.49                 5
 05/28/2018   00:00:44   ( -77.63,  13.31) 05/28/2018   00:00:37  ( -77.61,  13.22)    3.37                 7
 05/28/2018   00:50:18   (  77.25, 179.41) 05/28/2018   00:51:24  (  77.23,-177.62)   72.91                66
 05/30/2018   05:34:25   (  77.64, 109.93) 05/30/2018   05:34:09  (  77.62, 109.84)    3.03                16
 05/30/2018   06:23:58   ( -77.39, -83.47) 05/30/2018   06:25:07  ( -77.34, -81.52)   47.90                69
 06/01/2018   11:08:08   ( -77.64,-153.50) 06/01/2018   11:07:50  ( -77.64,-153.61)    2.69                18
 06/01/2018   11:57:35   (  77.58,  13.86) 06/01/2018   11:58:45  (  77.61,  13.83)    3.87                70
 06/03/2018   16:41:48   (  77.65, -56.92) 06/03/2018   16:41:20  (  77.65, -56.93)    0.38                28