Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 10 4.  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)
 10/04/2021   09:48:07   ( -80.55,-114.22) 10/04/2021   09:47:12  ( -80.54,-114.09)    2.56                55
 10/04/2021   10:37:34   (  80.53,  53.19) 10/04/2021   10:38:17  (  80.53,  53.37)    3.26                43
 10/06/2021   16:11:19   ( -80.53, 149.79) 10/06/2021   16:11:19  ( -80.55, 149.72)    2.58                 0
 10/08/2021   21:45:03   (  80.54,-113.52) 10/08/2021   21:44:31  (  80.56,-113.61)    2.23                32
 10/08/2021   22:34:30   ( -80.54,  54.09) 10/08/2021   22:35:24  ( -80.53,  54.21)    2.39                54
 10/11/2021   03:18:48   ( -80.55, -16.95) 10/11/2021   03:17:39  ( -80.66, -19.40)   46.31                69
 10/11/2021   04:08:14   (  80.55, 150.74) 10/11/2021   04:08:36  (  80.54, 150.83)    1.90                22
 10/13/2021   09:41:59   ( -80.55,-112.70) 10/13/2021   09:41:38  ( -80.56,-112.82)    2.72                21
 10/15/2021   15:15:42   (  80.55, -16.13) 10/15/2021   15:14:48  (  80.56, -16.03)    2.40                54
 10/15/2021   16:05:09   ( -80.55, 151.53) 10/15/2021   16:05:42  ( -80.55, 151.62)    1.81                33