Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 8 28.  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)
 08/29/2021   11:51:35   ( -80.51,-145.52) 08/29/2021   11:51:26  ( -80.49,-145.52)    1.56                 9
 08/31/2021   17:25:19   (  80.52, -48.80) 08/31/2021   17:24:32  (  80.50, -48.82)    2.65                47
 08/31/2021   18:14:47   ( -80.49, 118.53) 08/31/2021   18:15:33  ( -80.49, 118.53)    0.16                46
 09/02/2021   23:48:30   (  80.51,-144.76) 09/02/2021   23:48:38  (  80.49,-144.61)    3.21                 8
 09/05/2021   05:22:15   ( -80.52, -48.04) 09/05/2021   05:21:46  ( -80.50, -48.03)    2.20                29
 09/05/2021   06:11:42   (  80.49, 119.27) 09/05/2021   06:12:46  (  80.50, 119.24)    1.39                64
 09/07/2021   10:55:59   (  80.53,  48.64) 09/07/2021   10:54:54  (  80.52,  48.48)    3.38                65
 09/07/2021   11:45:27   ( -80.51,-143.98) 09/07/2021   11:45:53  ( -80.50,-144.04)    1.05                26
 09/09/2021   17:19:11   (  80.52, -47.33) 09/09/2021   17:19:01  (  80.51, -47.36)    0.77                10