Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 11 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)
 11/13/2021   20:30:49   ( -80.59,  85.46) 11/13/2021   20:30:59  ( -80.60,  85.34)    2.31                10
 11/16/2021   02:04:32   (  80.58,-178.06) 11/16/2021   02:04:03  (  80.60,-178.02)    2.66                29
 11/16/2021   02:53:59   ( -80.58, -10.44) 11/16/2021   02:55:04  ( -80.59, -10.47)    1.48                65
 11/18/2021   07:38:15   ( -80.59, -81.34) 11/18/2021   07:37:10  ( -80.60, -81.23)    2.24                65
 11/18/2021   08:27:41   (  80.60,  86.31) 11/18/2021   08:28:07  (  80.59,  86.29)    0.47                26
 11/20/2021   14:01:24   ( -80.61,-176.96) 11/20/2021   14:01:15  ( -80.60,-177.09)    2.50                 9
 11/22/2021   19:35:06   (  80.62, -80.29) 11/22/2021   19:34:17  (  80.61, -80.39)    2.37                49
 11/22/2021   20:24:34   ( -80.59,  87.06) 11/22/2021   20:25:20  ( -80.60,  87.02)    0.97                46