Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 12 25.  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)
 12/26/2020   06:51:05   (   0.02,-137.20) (  -0.58,-139.77)  293.37                80
 12/27/2020   06:27:46   (   0.03,-137.19) (   0.54,-134.78)  274.47                80
 12/28/2020   18:46:39   (  -0.02,-137.18) (   0.49,-139.34)  246.62                80
 12/29/2020   18:28:40   (  -0.03,-137.17) (  -0.64,-134.35)  320.85                80
 12/31/2020   06:47:41   (   0.02,-137.14) (  -0.40,-138.95)  206.55                80
 01/01/2021   06:24:23   (   0.02,-137.12) (   0.73,-133.96)  360.43                80
 01/02/2021   18:43:15   (  -0.02,-137.10) (   0.29,-138.52)  161.99                80
 01/03/2021   18:25:17   (  -0.02,-137.08) (  -0.84,-133.53)  404.76                80
 01/05/2021   06:44:18   (   0.02,-137.04) (  -0.21,-138.13)  123.67                80
 01/06/2021   06:20:59   (   0.02,-137.02) (   0.87,-133.13)  442.67                80
 01/07/2021   18:39:51   (  -0.01,-136.98) (   0.15,-137.69)   80.83                80