Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 9 30.  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)
 10/02/2021   04:14:22   (  80.54, 149.06) 10/02/2021   04:14:11  (  80.54, 149.04)    0.94                11
 10/02/2021   05:03:49   ( -80.53, -43.34) 10/02/2021   05:04:58  ( -80.42, -41.04)   44.29                69
 10/04/2021   09:48:07   ( -80.54,-114.30) 10/04/2021   09:47:12  ( -80.55,-114.19)    2.18                55
 10/04/2021   10:37:33   (  80.55,  53.40) 10/04/2021   10:38:17  (  80.54,  53.25)    2.94                44
 10/06/2021   16:11:18   ( -80.55, 150.03) 10/06/2021   16:11:18  ( -80.54, 149.99)    1.66                 0
 10/08/2021   21:45:02   (  80.56,-113.31) 10/08/2021   21:44:30  (  80.55,-113.34)    2.01                32
 10/08/2021   22:34:30   ( -80.53,  54.01) 10/08/2021   22:35:24  ( -80.54,  54.16)    2.75                54
 10/11/2021   03:18:49   ( -80.51, -17.34) 10/11/2021   03:17:38  ( -80.65, -19.06)   34.95                71
 10/11/2021   04:08:14   (  80.54, 150.63) 10/11/2021   04:08:36  (  80.54, 150.79)    2.99                22
 10/13/2021   09:41:59   ( -80.54,-112.76) 10/13/2021   09:41:38  ( -80.56,-112.79)    2.08                21