Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2023 6 9.  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)
 06/09/2023   08:14:26   (   0.26,-158.77) (  -0.19,-160.85)  236.40                80
 06/10/2023   07:51:08   (   0.28,-159.18) (   0.99,-155.87)  376.18                80
 06/11/2023   20:12:41   (  -0.26,-159.82) (  -0.09,-160.46)   73.69                80
 06/14/2023   08:08:26   (   0.26,-160.83) (   0.44,-160.12)   80.84                80
 06/15/2023   20:29:58   (  -0.23,-161.46) (   0.51,-164.70)  370.12                80
 06/16/2023   20:06:41   (  -0.26,-161.85) (  -0.74,-159.74)  241.56                80
 06/18/2023   08:28:22   (   0.23,-162.45) (  -0.20,-164.35)  217.33                80
 06/19/2023   08:05:05   (   0.26,-162.84) (   1.05,-159.39)  393.70                80
 06/20/2023   20:26:37   (  -0.24,-163.46) (  -0.11,-163.97)   58.56                80