Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 1 24.  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)
 01/24/2021   07:25:44   (  -0.02,-137.22) (  -0.19,-137.93)   81.19                80
 01/26/2021   07:10:53   (  -0.01,-137.22) (   0.46,-134.98)  254.53                80
 01/26/2021   19:32:09   (   0.02,-137.23) (   0.61,-140.15)  331.02                80
 01/28/2021   19:22:37   (   0.01,-137.22) (   0.01,-137.18)    3.86                80
 01/30/2021   19:10:26   (   0.02,-137.20) (  -0.65,-134.23)  338.25                80
 01/31/2021   07:31:49   (  -0.02,-137.19) (  -0.47,-139.42)  253.50                80
 02/02/2021   07:16:58   (  -0.02,-137.17) (   0.14,-136.46)   80.43                80
 02/04/2021   07:04:46   (  -0.02,-137.14) (   0.74,-133.50)  413.55                80
 02/04/2021   19:26:01   (   0.02,-137.14) (   0.33,-138.66)  173.07                80
 02/06/2021   19:16:29   (   0.00,-137.10) (  -0.28,-135.70)  158.72                80