Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 10 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)
 10/20/2021   06:35:17   (   0.05,-137.19) (   0.22,-136.46)   83.55                80
 10/21/2021   18:54:10   (  -0.05,-137.19) (   0.80,-141.02)  436.01                80
 10/22/2021   18:36:11   (  -0.05,-137.18) (  -0.34,-136.03)  132.41                80
 10/24/2021   06:55:12   (   0.05,-137.16) (  -0.75,-140.61)  393.57                80
 10/25/2021   06:31:53   (   0.04,-137.15) (   0.39,-135.62)  174.35                80
 10/26/2021   18:50:45   (  -0.04,-137.14) (   0.64,-140.18)  346.78                80
 10/27/2021   18:32:47   (  -0.03,-137.12) (  -0.50,-135.19)  220.75                80
 10/29/2021   06:51:47   (   0.03,-137.09) (  -0.56,-139.78)  306.28                80
 10/30/2021   06:28:28   (   0.03,-137.07) (   0.52,-134.77)  260.88                80
 10/31/2021   18:47:21   (  -0.02,-137.04) (   0.47,-139.34)  261.52                80
 11/01/2021   18:29:22   (  -0.02,-137.02) (  -0.61,-134.34)  305.33                80