Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 12 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)
 12/28/2021   18:20:55   ( -80.65, 118.52) 12/28/2021   18:20:30  ( -80.65, 118.42)    1.82                25
 12/28/2021   19:10:22   (  80.63, -74.11) 12/28/2021   19:11:26  (  80.64, -74.04)    2.01                64
 12/30/2021   23:54:37   (  80.66,-144.77) 12/30/2021   23:53:31  (  80.66,-144.95)    3.20                66
 12/31/2021   00:44:04   ( -80.63,  22.51) 12/31/2021   00:44:32  ( -80.64,  22.62)    2.47                28
 01/02/2022   06:17:45   (  80.67, 119.49) 01/02/2022   06:17:33  (  80.65, 119.38)    2.90                12
 01/04/2022   11:51:28   ( -80.67,-143.94) 01/04/2022   11:50:39  ( -80.65,-144.00)    1.74                49
 01/04/2022   12:40:55   (  80.64,  23.37) 01/04/2022   12:41:37  (  80.65,  23.33)    1.67                42
 01/06/2022   18:14:37   ( -80.66, 120.24) 01/06/2022   18:14:42  ( -80.65, 120.09)    3.06                 5
 01/08/2022   23:48:19   (  80.66,-143.29) 01/08/2022   23:47:45  (  80.66,-143.42)    2.57                34