Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 3 23.  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)
 03/25/2021   09:04:26   ( -80.28,-106.35) 03/25/2021   09:04:09  ( -80.30,-106.36)    1.57                17
 03/25/2021   09:53:52   (  80.28,  61.32) 03/25/2021   09:55:03  (  80.27,  61.29)    1.40                71
 03/27/2021   14:38:09   (  80.29,  -9.74) 03/27/2021   14:37:16  (  80.30,  -9.66)    2.28                53
 03/27/2021   15:27:36   ( -80.29, 157.91) 03/27/2021   15:28:20  ( -80.27, 158.04)    2.83                44
 03/29/2021   21:01:19   (  80.29,-105.51) 03/29/2021   21:01:28  (  80.30,-105.64)    2.87                 9
 04/01/2021   02:35:03   ( -80.29,  -8.92) 04/01/2021   02:34:45  ( -80.30,  -8.87)    1.50                18
 04/01/2021   03:24:29   (  80.29, 158.69) 04/01/2021   03:25:39  (  80.29, 158.70)    0.42                70
 04/03/2021   08:08:45   (  80.32,  87.89) 04/03/2021   08:07:52  (  80.31,  87.74)    2.83                53
 04/03/2021   08:58:13   ( -80.29,-104.71) 04/03/2021   08:58:56  ( -80.29,-104.56)    2.86                43