Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 5 27.  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)
 05/27/2021   05:03:14   ( -80.38, -44.80) 05/27/2021   05:03:17  ( -80.37, -44.80)    1.39                 3
 05/29/2021   10:36:59   (  80.38,  51.72) 05/29/2021   10:36:33  (  80.38,  51.84)    2.10                26
 05/29/2021   11:26:26   ( -80.37,-140.65) 05/29/2021   11:27:27  ( -80.36,-140.69)    1.35                61
 05/31/2021   16:10:44   ( -80.39, 148.48) 05/31/2021   16:09:38  ( -80.39, 148.46)    1.07                66
 05/31/2021   17:00:11   (  80.37, -44.16) 05/31/2021   17:00:43  (  80.37, -44.06)    2.02                32
 06/02/2021   22:33:56   ( -80.39,  52.59) 06/02/2021   22:33:48  ( -80.38,  52.55)    0.83                 8
 06/05/2021   04:07:41   (  80.37, 149.01) 06/05/2021   04:07:04  (  80.40, 149.10)    3.16                37
 06/05/2021   04:57:08   ( -80.37, -43.31) 06/05/2021   04:57:58  ( -80.38, -43.37)    1.39                50
 06/07/2021   09:41:23   ( -80.48,-113.30) 06/07/2021   09:40:18  ( -80.55,-117.34)   74.58                65
 06/07/2021   10:30:52   (  80.39,  53.39) 06/07/2021   10:31:13  (  80.38,  53.45)    1.41                21
 06/09/2021   16:04:37   ( -80.41, 150.13) 06/09/2021   16:04:18  ( -80.39, 150.13)    2.15                19