Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 9 24.  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)
 09/25/2021   10:43:41   (  80.52,  51.54) 09/25/2021   10:43:51  (  80.54,  51.52)    2.22                10
 09/27/2021   16:17:26   ( -80.53, 148.25) 09/27/2021   16:16:53  ( -80.54, 148.22)    1.31                33
 09/27/2021   17:06:52   (  80.54, -44.05) 09/27/2021   17:07:57  (  80.53, -44.19)    2.73                65
 09/29/2021   21:51:10   (  80.55,-114.98) 09/29/2021   21:50:04  (  80.54,-114.85)    2.82                66
 09/29/2021   22:40:38   ( -80.52,  52.33) 09/29/2021   22:40:59  ( -80.54,  52.42)    2.40                21
 10/02/2021   04:14:22   (  80.54, 149.07) 10/02/2021   04:14:11  (  80.54, 149.04)    1.00                11
 10/02/2021   05:03:49   ( -80.54, -43.29) 10/02/2021   05:04:59  ( -80.43, -41.34)   37.63                70
 10/04/2021   09:48:07   ( -80.55,-114.24) 10/04/2021   09:47:12  ( -80.54,-114.15)    1.71                55
 10/04/2021   10:37:33   (  80.55,  53.41) 10/04/2021   10:38:17  (  80.54,  53.25)    3.28                44