Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2020 12 10.  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)
 12/12/2020   04:51:40   (  80.10, 135.57) 12/12/2020   04:51:10  (  80.12, 135.46)    2.75                30
 12/12/2020   05:41:07   ( -80.10, -56.78) 12/12/2020   05:42:11  ( -80.08, -56.72)    3.22                64
 12/14/2020   10:25:24   ( -80.12,-127.75) 12/14/2020   10:24:26  ( -80.12,-127.76)    0.36                58
 12/14/2020   11:14:50   (  80.12,  39.89) 12/14/2020   11:15:23  (  80.09,  39.85)    2.57                33
 12/16/2020   16:48:34   ( -80.13, 136.56) 12/16/2020   16:48:39  ( -80.11, 136.45)    3.19                 5
 12/18/2020   22:22:17   (  80.13,-126.86) 12/18/2020   22:21:52  (  80.12,-127.01)    2.97                25
 12/18/2020   23:11:45   ( -80.10,  40.54) 12/18/2020   23:12:52  ( -80.09,  40.65)    2.17                67
 12/21/2020   03:56:01   ( -80.14, -30.21) 12/21/2020   03:55:06  ( -80.12, -30.14)    2.76                55
 12/21/2020   04:45:28   (  80.10, 137.08) 12/21/2020   04:46:06  (  80.12, 137.02)    2.94                38