Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 3 29.  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)
 03/29/2021   21:01:18   (  80.30,-105.41) 03/29/2021   21:01:27  (  80.30,-105.51)    1.94                 9
 04/01/2021   02:35:02   ( -80.30,  -8.87) 04/01/2021   02:34:44  ( -80.30,  -8.77)    1.85                18
 04/01/2021   03:24:28   (  80.30, 158.79) 04/01/2021   03:25:38  (  80.28, 158.84)    2.71                70
 04/03/2021   08:08:44   (  80.33,  87.97) 04/03/2021   08:07:51  (  80.31,  87.89)    2.71                53
 04/03/2021   08:58:12   ( -80.30,-104.68) 04/03/2021   08:58:56  ( -80.30,-104.78)    1.89                44
 04/05/2021   14:31:55   (  80.29,  -8.19) 04/05/2021   14:32:03  (  80.31,  -8.09)    2.77                 8
 04/07/2021   20:05:38   ( -80.32,  88.65) 04/07/2021   20:05:20  ( -80.32,  88.51)    2.60                18
 04/07/2021   20:55:04   (  80.31,-103.75) 04/07/2021   20:56:14  (  80.29,-103.75)    2.55                70
 04/10/2021   01:39:20   (  80.33,-174.64) 04/10/2021   01:38:27  (  80.32,-174.71)    2.14                53