Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 9 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 09/27/2021   19:10:38   (  -0.04,-137.21) (  -0.68,-134.26)  336.23                80
 09/28/2021   07:29:22   (   0.04,-137.20) (  -0.45,-139.44)  255.13                80
 09/30/2021   07:19:52   (   0.04,-137.19) (   0.20,-136.49)   79.49                80
 10/02/2021   07:05:01   (   0.03,-137.17) (   0.78,-133.53)  413.50                80
 10/02/2021   19:26:17   (  -0.03,-137.17) (   0.30,-138.69)  172.82                80
 10/04/2021   19:16:47   (  -0.03,-137.15) (  -0.35,-135.74)  160.59                80
 10/05/2021   07:38:11   (   0.03,-137.14) (  -0.78,-140.93)  431.14                80
 10/06/2021   19:04:36   (  -0.03,-137.12) (  -0.93,-132.78)  493.34                80
 10/07/2021   07:26:01   (   0.03,-137.11) (  -0.13,-137.98)   98.60                80
 10/09/2021   07:13:50   (   0.03,-137.07) (   0.46,-135.02)  233.13                80
 10/09/2021   19:32:26   (  -0.03,-137.06) (   0.63,-140.18)  353.98                80