Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 12 28.  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)
 12/30/2019   06:37:56   (  -0.04,-137.20) (  -0.04,-137.27)    7.47                80
 01/01/2020   18:38:49   (   0.04,-137.20) (  -0.01,-136.82)   41.85                80
 01/03/2020   06:55:11   (  -0.04,-137.19) (  -0.96,-141.43)  482.46                80
 01/04/2020   06:37:12   (  -0.04,-137.19) (   0.11,-136.43)   86.21                80
 01/05/2020   18:53:24   (   0.04,-137.18) (   0.90,-140.99)  434.85                80
 01/06/2020   18:35:25   (   0.04,-137.17) (  -0.23,-136.00)  133.36                80
 01/08/2020   06:51:47   (  -0.04,-137.15) (  -0.80,-140.60)  392.35                80
 01/09/2020   06:33:47   (  -0.04,-137.14) (   0.27,-135.59)  175.30                80
 01/10/2020   18:50:00   (   0.04,-137.11) (   0.74,-140.16)  347.46                80