Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 9 29.  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)
 09/29/2021   21:51:11   (  80.52,-115.26) 09/29/2021   21:50:05  (  80.55,-115.15)    3.35                66
 09/29/2021   22:40:38   ( -80.52,  52.33) 09/29/2021   22:40:59  ( -80.54,  52.43)    2.52                21
 10/02/2021   04:14:22   (  80.54, 149.10) 10/02/2021   04:14:11  (  80.54, 149.09)    0.28                11
 10/02/2021   05:03:49   ( -80.54, -43.30) 10/02/2021   05:04:58  ( -80.41, -40.99)   44.62                69
 10/04/2021   09:48:07   ( -80.55,-114.26) 10/04/2021   09:47:12  ( -80.54,-114.13)    2.35                55
 10/04/2021   10:37:33   (  80.55,  53.43) 10/04/2021   10:38:17  (  80.53,  53.30)    3.10                44
 10/06/2021   16:11:18   ( -80.56, 150.07) 10/06/2021   16:11:18  ( -80.54, 150.04)    2.25                 0
 10/08/2021   21:45:02   (  80.57,-113.28) 10/08/2021   21:44:30  (  80.54,-113.29)    2.45                32
 10/08/2021   22:34:30   ( -80.54,  54.05) 10/08/2021   22:35:24  ( -80.53,  54.21)    3.03                54
 10/11/2021   03:18:49   ( -80.51, -17.31) 10/11/2021   03:17:38  ( -80.64, -19.01)   34.44                71