Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 9 23.  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)
 09/23/2021   04:20:29   (  80.52, 147.38) 09/23/2021   04:19:44  (  80.54, 147.48)    2.41                45
 09/23/2021   05:09:56   ( -80.52, -45.03) 09/23/2021   05:10:39  ( -80.52, -44.97)    1.29                43
 09/25/2021   10:43:39   (  80.54,  51.81) 09/25/2021   10:43:50  (  80.52,  51.80)    2.04                11
 09/27/2021   16:17:24   ( -80.53, 148.21) 09/27/2021   16:16:53  ( -80.54, 148.17)    2.15                31
 09/27/2021   17:06:50   (  80.53, -44.11) 09/27/2021   17:07:57  (  80.53, -44.25)    2.62                67
 09/29/2021   21:51:07   (  80.54,-115.03) 09/29/2021   21:50:04  (  80.54,-114.92)    2.16                63
 09/29/2021   22:40:34   ( -80.54,  52.61) 09/29/2021   22:40:58  ( -80.52,  52.70)    2.94                24
 10/02/2021   04:14:18   (  80.53, 149.01) 10/02/2021   04:14:11  (  80.55, 148.97)    2.06                 7
 10/04/2021   09:48:02   ( -80.54,-114.29) 10/04/2021   09:47:12  ( -80.55,-114.21)    1.58                50
 10/04/2021   10:37:28   (  80.54,  53.35) 10/04/2021   10:38:17  (  80.54,  53.18)    3.02                49