Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 8 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 08/22/2021   06:58:54   (   0.03,-137.19) (  -0.90,-141.47)  487.43                80
 08/23/2021   06:35:34   (   0.03,-137.20) (   0.18,-136.47)   82.29                80
 08/24/2021   18:54:25   (  -0.03,-137.21) (   0.80,-141.04)  436.36                80
 08/25/2021   18:36:24   (  -0.03,-137.21) (  -0.29,-136.04)  133.42                80
 08/27/2021   06:55:24   (   0.03,-137.21) (  -0.74,-140.63)  390.12                80
 08/28/2021   06:32:04   (   0.03,-137.21) (   0.40,-135.65)  179.22                80
 08/29/2021   18:50:54   (  -0.03,-137.21) (   0.62,-140.20)  340.42                80
 08/30/2021   18:32:54   (  -0.02,-137.21) (  -0.47,-135.20)  228.52                80
 09/01/2021   06:51:53   (   0.02,-137.20) (  -0.58,-139.79)  296.44                80
 09/02/2021   06:28:34   (   0.02,-137.19) (   0.57,-134.81)  271.92                80