Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2023 9 20.  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)
 09/20/2023   04:16:30   (   0.02,-104.69) (   0.55,-102.43)  258.09                80
 09/21/2023   16:35:18   (   0.01,-104.70) (   0.53,-106.97)  258.98                80
 09/22/2023   16:17:18   (   0.01,-104.70) (  -0.60,-101.98)  310.50                80
 09/24/2023   04:36:16   (  -0.02,-104.68) (  -0.41,-106.57)  215.11                80
 09/25/2023   04:12:55   (  -0.00,-104.67) (   0.67,-101.57)  353.39                80
 09/26/2023   16:31:44   (  -0.01,-104.68) (   0.34,-106.12)  164.94                80
 09/27/2023   16:13:44   (  -0.01,-104.68) (  -0.80,-101.13)  404.55                80
 09/29/2023   04:32:41   (   0.01,-104.67) (  -0.25,-105.72)  120.26                80
 09/30/2023   04:09:20   (   0.01,-104.67) (   0.90,-100.73)  449.09                80
 10/01/2023   16:28:10   (  -0.01,-104.68) (   0.10,-105.29)   68.89                80