Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 8 5.  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)
 08/07/2021   00:56:22   ( -80.47,  17.89) 08/07/2021   00:56:11  ( -80.46,  17.99)    1.87                11
 08/09/2021   06:30:06   (  80.48, 114.60) 08/09/2021   06:29:14  (  80.47, 114.64)    1.31                52
 08/09/2021   07:19:34   ( -80.45, -78.05) 08/09/2021   07:20:19  ( -80.47, -78.03)    1.56                45
 08/11/2021   12:53:18   (  80.46,  18.62) 08/11/2021   12:53:22  (  80.48,  18.62)    1.33                 4
 08/13/2021   18:27:03   ( -80.48, 115.33) 08/13/2021   18:26:35  ( -80.49, 115.22)    2.14                28
 08/13/2021   19:16:29   (  80.48, -77.06) 08/13/2021   19:17:29  (  80.46, -77.07)    1.28                60
 08/16/2021   00:00:47   (  80.48,-148.07) 08/15/2021   23:59:38  (  80.49,-148.05)    0.91                69
 08/16/2021   00:50:15   ( -80.46,  19.33) 08/16/2021   00:50:42  ( -80.48,  19.43)    2.76                27