Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 12 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 12/19/2020   18:32:47   (  -0.02,-137.23) (  -0.30,-136.00)  139.61                80
 12/21/2020   06:54:28   (   0.02,-137.22) (  -0.73,-140.60)  384.68                80
 12/22/2020   06:31:10   (   0.02,-137.22) (   0.39,-135.61)  183.72                80
 12/23/2020   18:52:42   (  -0.02,-137.21) (   0.65,-140.17)  337.29                80
 12/24/2020   18:29:24   (  -0.02,-137.20) (  -0.47,-135.18)  230.82                80
 12/26/2020   06:51:05   (   0.02,-137.19) (  -0.56,-139.77)  294.58                80
 12/27/2020   06:27:47   (   0.02,-137.18) (   0.56,-134.79)  273.04                80
 12/28/2020   18:46:39   (  -0.02,-137.16) (   0.47,-139.35)  249.35                80
 12/29/2020   18:28:41   (  -0.01,-137.14) (  -0.66,-134.36)  317.92                80
 12/31/2020   06:45:02   (   0.01,-137.11) (  -0.38,-138.95)  208.98                80
 01/01/2021   06:27:02   (   0.00,-137.09) (   0.69,-133.95)  357.76                80