Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2023 6 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 06/20/2023   20:26:37   (  -0.24,-163.42) (  -0.11,-163.97)   62.56                80
 06/23/2023   08:22:21   (   0.24,-164.38) (   0.44,-163.62)   87.13                80
 06/24/2023   20:43:53   (  -0.21,-164.98) (   0.49,-168.20)  366.66                80
 06/25/2023   20:20:35   (  -0.24,-165.36) (  -0.71,-163.23)  243.20                80
 06/27/2023   08:42:16   (   0.21,-165.93) (  -0.21,-167.85)  217.72                80
 06/28/2023   08:18:57   (   0.24,-166.31) (   1.00,-162.87)  391.63                80
 06/29/2023   20:40:30   (  -0.20,-166.90) (  -0.08,-167.45)   63.44                80
 07/02/2023   08:36:13   (   0.20,-167.82) (   0.38,-167.10)   82.33                80
 07/03/2023   20:57:44   (  -0.17,-168.39) (   0.59,-171.67)  374.52                80