Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 12 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)
 12/15/2021   06:30:16   (  80.61, 115.82) 12/15/2021   06:29:03  (  80.66, 115.48)    7.73                73
 12/15/2021   07:19:43   ( -80.61, -76.55) 12/15/2021   07:20:06  ( -80.63, -76.49)    2.02                23
 12/17/2021   12:53:25   (  80.65,  20.41) 12/17/2021   12:53:05  (  80.63,  20.33)    2.58                20
 12/17/2021   13:42:57   ( -80.50,-173.56) 12/17/2021   13:43:58  ( -80.44,-168.24)   98.18                61
 12/19/2021   18:27:10   ( -80.62, 116.68) 12/19/2021   18:26:15  ( -80.64, 116.74)    2.58                55
 12/19/2021   19:16:36   (  80.62, -75.68) 12/19/2021   19:17:09  (  80.63, -75.55)    2.44                33
 12/22/2021   00:50:19   ( -80.65,  21.25) 12/22/2021   00:50:18  ( -80.63,  21.12)    3.34                 1
 12/24/2021   06:24:02   (  80.65, 117.77) 12/24/2021   06:23:18  (  80.64, 117.75)    1.28                44
 12/24/2021   07:13:30   ( -80.63, -74.87) 12/24/2021   07:14:22  ( -80.64, -74.88)    1.01                52