Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 6 13.  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)
 06/14/2021   04:01:33   (  80.40, 150.85) 06/14/2021   04:01:42  (  80.39, 150.91)    1.55                 9
 06/16/2021   09:35:18   ( -80.40,-112.54) 06/16/2021   09:34:48  ( -80.41,-112.62)    1.55                30
 06/16/2021   10:24:45   (  80.38,  54.84) 06/16/2021   10:25:52  (  80.40,  54.75)    3.02                67
 06/18/2021   15:09:02   (  80.42, -15.86) 06/18/2021   15:08:02  (  80.42, -16.04)    3.35                60
 06/18/2021   15:58:28   ( -80.41, 151.77) 06/18/2021   15:58:56  ( -80.40, 151.69)    2.63                28
 06/20/2021   21:32:12   (  80.42,-111.59) 06/20/2021   21:32:09  (  80.40,-111.58)    2.72                 3
 06/23/2021   03:05:57   ( -80.43, -14.98) 06/23/2021   03:05:16  ( -80.41, -15.02)    1.86                41
 06/23/2021   03:55:24   (  80.40, 152.35) 06/23/2021   03:56:18  (  80.40, 152.52)    3.19                54
 06/25/2021   08:39:41   (  80.43,  81.59) 06/25/2021   08:38:28  (  80.42,  81.65)    1.42                73