Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2023 6 15.  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)
 06/15/2023   20:29:58   (  -0.23,-161.44) (   0.50,-164.70)  371.51                80
 06/16/2023   20:06:41   (  -0.26,-161.84) (  -0.75,-159.74)  239.81                80
 06/18/2023   08:28:22   (   0.23,-162.43) (  -0.19,-164.35)  219.41                80
 06/19/2023   08:05:05   (   0.26,-162.82) (   1.05,-159.39)  391.34                80
 06/20/2023   20:26:37   (  -0.24,-163.43) (  -0.11,-163.97)   61.59                80
 06/23/2023   08:22:21   (   0.24,-164.40) (   0.43,-163.62)   88.85                80
 06/24/2023   20:43:53   (  -0.21,-165.00) (   0.50,-168.20)  364.64                80
 06/25/2023   20:20:35   (  -0.24,-165.39) (  -0.70,-163.23)  245.51                80
 06/27/2023   08:42:16   (   0.21,-165.96) (  -0.22,-167.85)  214.90                80
 06/28/2023   08:18:59   (   0.24,-166.34) (   1.04,-162.88)  394.70                80