Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 7 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)
 07/22/2021   07:31:48   ( -80.45, -81.17) 07/22/2021   07:31:15  ( -80.46, -81.20)    0.86                33
 07/22/2021   08:21:14   (  80.46,  86.53) 07/22/2021   08:22:10  (  80.44,  86.43)    2.76                56
 07/24/2021   13:05:32   (  80.48,  15.69) 07/24/2021   13:04:19  (  80.46,  15.58)    3.11                73
 07/24/2021   13:55:00   ( -80.45,-176.99) 07/24/2021   13:55:23  ( -80.45,-176.98)    0.16                23
 07/26/2021   19:28:45   (  80.44, -80.49) 07/26/2021   19:28:27  (  80.46, -80.35)    3.04                18
 07/29/2021   01:02:30   ( -80.47,  16.32) 07/29/2021   01:01:40  ( -80.46,  16.40)    1.71                50
 07/29/2021   01:51:57   (  80.43,-176.36) 07/29/2021   01:52:35  (  80.46,-176.30)    2.79                38
 07/31/2021   07:25:42   ( -80.46, -79.55) 07/31/2021   07:25:48  ( -80.46, -79.49)    1.05                 6
 08/02/2021   12:59:26   (  80.47,  17.17) 08/02/2021   12:58:51  (  80.46,  17.16)    0.95                35
 08/02/2021   13:48:53   ( -80.45,-175.43) 08/02/2021   13:49:55  ( -80.46,-175.43)    0.63                62
 08/04/2021   18:33:11   ( -80.47, 113.67) 08/04/2021   18:32:04  ( -80.48, 113.65)    1.29                67