Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 1 5.  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)
 01/05/2021   19:13:58   (   0.01,-137.22) (  -0.33,-135.72)  171.46                80
 01/06/2021   07:38:02   (  -0.02,-137.21) (  -0.78,-140.91)  419.65                80
 01/08/2021   07:25:50   (   0.00,-137.21) (  -0.14,-137.95)   83.55                80
 01/10/2021   07:10:58   (   0.02,-137.21) (   0.50,-135.00)  251.75                80
 01/10/2021   19:32:13   (  -0.02,-137.21) (   0.61,-140.15)  333.92                80
 01/12/2021   19:22:41   (  -0.01,-137.20) (  -0.03,-137.19)    2.63                80
 01/14/2021   19:10:28   (  -0.01,-137.18) (  -0.62,-134.22)  335.71                80
 01/15/2021   07:31:52   (   0.01,-137.17) (  -0.48,-139.42)  255.92                80
 01/17/2021   07:19:39   (  -0.00,-137.15) (   0.12,-136.45)   78.70                80