Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2023 6 22.  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)
 06/23/2023   08:22:20   (   0.24,-164.38) (   0.40,-163.61)   86.91                80
 06/24/2023   20:43:52   (  -0.21,-164.98) (   0.53,-168.19)  366.74                80
 06/25/2023   20:20:35   (  -0.24,-165.36) (  -0.73,-163.23)  243.09                80
 06/27/2023   08:42:15   (   0.21,-165.93) (  -0.24,-167.84)  218.11                80
 06/28/2023   08:18:58   (   0.24,-166.31) (   1.02,-162.88)  391.22                80
 06/29/2023   20:40:30   (  -0.20,-166.89) (  -0.10,-167.46)   63.79                80
 07/02/2023   08:36:12   (   0.20,-167.81) (   0.35,-167.09)   81.70                80
 07/03/2023   20:57:44   (  -0.17,-168.39) (   0.57,-171.68)  375.01                80
 07/04/2023   20:34:26   (  -0.20,-168.75) (  -0.65,-166.70)  232.62                80