Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 11 12.  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   ( -80.60,  85.58) 11/13/2021   20:30:59  ( -80.59,  85.46)    2.35                10
 11/16/2021   02:04:32   (  80.59,-177.95) 11/16/2021   02:04:03  (  80.60,-177.89)    1.30                29
 11/16/2021   02:53:59   ( -80.59, -10.32) 11/16/2021   02:55:04  ( -80.59, -10.34)    0.60                65
 11/18/2021   07:38:15   ( -80.61, -81.22) 11/18/2021   07:37:10  ( -80.60, -81.10)    2.41                65
 11/18/2021   08:27:41   (  80.61,  86.43) 11/18/2021   08:28:07  (  80.59,  86.42)    2.00                26
 11/20/2021   14:01:25   ( -80.59,-177.17) 11/20/2021   14:01:16  ( -80.61,-177.30)    3.08                 9
 11/22/2021   19:35:07   (  80.60, -80.51) 11/22/2021   19:34:18  (  80.61, -80.60)    2.39                49
 11/22/2021   20:24:34   ( -80.60,  87.17) 11/22/2021   20:25:20  ( -80.59,  87.17)    1.16                46