Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2020 12 22.  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)
 12/23/2020   10:19:11   ( -80.14,-126.01) 12/23/2020   10:19:19  ( -80.11,-126.03)    3.06                 8
 12/25/2020   15:52:54   (  80.14, -29.44) 12/25/2020   15:52:34  (  80.14, -29.59)    2.94                20
 12/25/2020   16:42:22   ( -80.11, 137.93) 12/25/2020   16:43:33  ( -80.13, 137.81)    2.81                71
 12/27/2020   21:26:38   ( -80.14,  67.14) 12/27/2020   21:25:47  ( -80.15,  67.00)    2.72                51
 12/27/2020   22:16:04   (  80.14,-125.24) 12/27/2020   22:16:47  (  80.11,-125.26)    2.74                43
 12/30/2020   03:49:48   ( -80.14, -28.66) 12/30/2020   03:49:59  ( -80.12, -28.53)    3.49                11
 01/01/2021   09:23:31   (  80.13,  67.81) 01/01/2021   09:23:16  (  80.15,  67.75)    2.82                15
 01/01/2021   10:12:56   ( -80.17,-124.19) 01/01/2021   10:14:10  ( -80.09,-124.07)    9.23                74
 01/03/2021   14:57:13   ( -80.16, 164.67) 01/03/2021   14:56:25  ( -80.14, 164.78)    3.48                48