Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 8 22.  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)
 08/24/2021   23:54:38   (  80.50,-146.32) 08/24/2021   23:54:09  (  80.50,-146.45)    2.64                29
 08/25/2021   00:44:06   ( -80.47,  21.01) 08/25/2021   00:45:11  ( -80.48,  21.10)    1.95                65
 08/27/2021   05:28:23   ( -80.50, -49.75) 08/27/2021   05:27:19  ( -80.50, -49.74)    0.38                64
 08/27/2021   06:17:49   (  80.50, 117.90) 08/27/2021   06:18:16  (  80.49, 117.80)    2.70                27
 08/29/2021   11:51:34   ( -80.50,-145.53) 08/29/2021   11:51:26  ( -80.50,-145.68)    2.81                 8
 08/31/2021   17:25:18   (  80.50, -49.03) 08/31/2021   17:24:32  (  80.51, -49.04)    1.13                46
 08/31/2021   18:14:45   ( -80.50, 118.66) 08/31/2021   18:15:32  ( -80.49, 118.69)    2.05                47
 09/02/2021   23:48:29   (  80.49,-144.87) 09/02/2021   23:48:39  (  80.50,-144.85)    0.97                10
 09/05/2021   05:22:14   ( -80.49, -48.31) 09/05/2021   05:21:47  ( -80.51, -48.26)    2.36                27