Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 9 8.  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)
 09/09/2021   17:19:10   (  80.52, -47.34) 09/09/2021   17:19:01  (  80.51, -47.36)    0.57                 9
 09/11/2021   22:52:55   ( -80.51,  49.22) 09/11/2021   22:52:07  ( -80.52,  49.22)    0.89                48
 09/11/2021   23:42:21   (  80.52,-143.11) 09/11/2021   23:43:08  (  80.51,-143.23)    2.42                47
 09/14/2021   05:16:06   ( -80.52, -46.56) 09/14/2021   05:16:13  ( -80.51, -46.52)    0.91                 7
 09/16/2021   10:49:50   (  80.51,  49.96) 09/16/2021   10:49:23  (  80.53,  50.00)    1.69                27
 09/16/2021   11:39:17   ( -80.51,-142.37) 09/16/2021   11:40:19  ( -80.50,-142.27)    2.16                62
 09/18/2021   16:23:34   ( -80.54, 146.82) 09/18/2021   16:22:27  ( -80.53, 146.69)    2.50                67
 09/18/2021   17:13:01   (  80.51, -45.88) 09/18/2021   17:13:30  (  80.53, -45.95)    2.54                29