Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 3 7.  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)
 03/09/2021   06:38:04   (  -0.03,-137.20) (  -0.02,-137.28)    9.59                80
 03/11/2021   18:36:15   (   0.03,-137.20) (  -0.02,-136.84)   40.69                80
 03/13/2021   06:57:54   (  -0.04,-137.17) (  -1.00,-141.43)  485.59                80
 03/14/2021   06:34:35   (  -0.03,-137.16) (   0.14,-136.44)   82.82                80
 03/15/2021   18:53:26   (   0.03,-137.17) (   0.89,-141.00)  436.60                80
 03/16/2021   18:32:46   (   0.03,-137.16) (  -0.24,-136.01)  131.50                80
 03/18/2021   06:54:25   (  -0.03,-137.12) (  -0.83,-140.59)  395.72                80
 03/19/2021   06:31:05   (  -0.03,-137.11) (   0.30,-135.60)  171.87                80
 03/20/2021   18:49:56   (   0.03,-137.10) (   0.73,-140.15)  349.07                80