Simultaneous Nadir Overpasses (SNOs) between GOES-16 and LANDSAT-8
TLE Epoch: 2021 7 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 07/20/2021   03:09:34   (   0.01, -75.19) (   0.09, -74.66)   59.61                80
 07/22/2021   02:57:24   (   0.01, -75.19) (   0.73, -71.70)  395.68                80
 07/22/2021   15:21:20   (   0.00, -75.21) (   0.35, -76.86)  187.61                80
 07/24/2021   15:06:30   (  -0.01, -75.22) (  -0.29, -73.91)  149.27                80
 07/25/2021   03:30:33   (  -0.01, -75.20) (  -0.86, -79.09)  442.76                80
 07/26/2021   14:54:20   (  -0.01, -75.24) (  -0.93, -70.96)  487.11                80
 07/27/2021   03:18:24   (  -0.00, -75.23) (  -0.21, -76.14)  104.69                80
 07/29/2021   03:03:34   (   0.01, -75.25) (   0.43, -73.19)  234.33                80
 07/29/2021   15:27:29   (   0.01, -75.28) (   0.65, -78.35)  348.46                80
 07/31/2021   15:12:39   (   0.01, -75.32) (   0.01, -75.40)    8.76                80
 08/02/2021   15:00:30   (   0.01, -75.36) (  -0.64, -72.45)  331.77                80