Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 6 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)
 06/23/2021   03:05:57   ( -80.42, -15.04) 06/23/2021   03:05:16  ( -80.42, -15.10)    1.24                41
 06/23/2021   03:55:24   (  80.40, 152.36) 06/23/2021   03:56:18  (  80.40, 152.50)    2.53                54
 06/25/2021   08:39:41   (  80.43,  81.61) 06/25/2021   08:38:28  (  80.42,  81.60)    0.89                73
 06/25/2021   09:29:08   ( -80.43,-110.78) 06/25/2021   09:29:25  ( -80.41,-110.86)    2.62                17
 06/27/2021   15:02:53   (  80.40, -14.48) 06/27/2021   15:02:37  (  80.42, -14.39)    3.23                16
 06/27/2021   15:52:18   ( -80.46, 153.77) 06/27/2021   15:53:32  ( -80.36, 154.03)   12.02                74
 06/29/2021   20:36:37   ( -80.43,  82.38) 06/29/2021   20:35:45  ( -80.43,  82.27)    1.97                52
 06/29/2021   21:26:03   (  80.43,-109.96) 06/29/2021   21:26:45  (  80.41,-110.06)    2.99                42
 07/02/2021   02:59:48   ( -80.43, -13.41) 07/02/2021   02:59:54  ( -80.42, -13.55)    2.65                 6
 07/04/2021   08:33:32   (  80.42,  83.10) 07/04/2021   08:33:03  (  80.42,  83.24)    2.52                29