Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 9 7.  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)
 09/07/2021   10:55:59   (  80.53,  48.58) 09/07/2021   10:54:54  (  80.51,  48.67)    2.80                65
 09/07/2021   11:45:27   ( -80.49,-144.12) 09/07/2021   11:45:54  ( -80.52,-144.26)    3.43                27
 09/09/2021   17:19:11   (  80.50, -47.49) 09/09/2021   17:19:02  (  80.52, -47.52)    2.05                 9
 09/11/2021   22:52:55   ( -80.53,  49.40) 09/11/2021   22:52:07  ( -80.51,  49.41)    2.06                48
 09/11/2021   23:42:22   (  80.50,-143.26) 09/11/2021   23:43:09  (  80.52,-143.39)    2.84                47
 09/14/2021   05:16:07   ( -80.50, -46.69) 09/14/2021   05:16:14  ( -80.52, -46.66)    1.87                 7
 09/16/2021   10:49:50   (  80.53,  50.16) 09/16/2021   10:49:23  (  80.52,  50.20)    1.72                27
 09/16/2021   11:39:18   ( -80.50,-142.49) 09/16/2021   11:40:20  ( -80.51,-142.41)    1.69                62
 09/18/2021   16:23:35   ( -80.53, 146.71) 09/18/2021   16:22:28  ( -80.54, 146.56)    2.91                67
 09/18/2021   17:13:01   (  80.53, -45.68) 09/18/2021   17:13:30  (  80.52, -45.74)    1.64                29