Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 10 16.  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)
 10/17/2021   21:38:53   (  80.57,-111.74) 10/17/2021   21:38:54  (  80.55,-111.71)    1.78                 1
 10/20/2021   03:12:38   ( -80.56, -15.31) 10/20/2021   03:11:56  ( -80.57, -15.22)    2.03                42
 10/20/2021   04:02:04   (  80.56, 152.40) 10/20/2021   04:03:00  (  80.56, 152.26)    2.63                56
 10/22/2021   08:46:24   (  80.49,  80.58) 10/22/2021   08:45:11  (  80.63,  79.87)   20.54                73
 10/22/2021   09:35:49   ( -80.55,-111.16) 10/22/2021   09:36:02  ( -80.57,-111.13)    1.86                13
 10/24/2021   15:09:32   (  80.57, -14.36) 10/24/2021   15:09:12  (  80.57, -14.45)    1.68                20
 10/24/2021   15:58:59   ( -80.57, 153.28) 10/24/2021   16:00:07  ( -80.55, 153.29)    2.39                68
 10/26/2021   20:43:16   ( -80.59,  82.39) 10/26/2021   20:42:14  ( -80.57,  82.43)    2.37                62
 10/26/2021   21:32:43   (  80.56,-110.29) 10/26/2021   21:33:17  (  80.56,-110.21)    1.41                34