Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2023 6 25.  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)
 06/25/2023   20:20:34   (  -0.24,-165.36) (  -0.70,-163.22)  242.91                80
 06/27/2023   08:42:16   (   0.21,-165.92) (  -0.21,-167.84)  218.73                80
 06/28/2023   08:18:57   (   0.24,-166.30) (   0.99,-162.87)  390.51                80
 06/29/2023   20:40:30   (  -0.20,-166.89) (  -0.08,-167.45)   64.20                80
 07/02/2023   08:36:12   (   0.20,-167.80) (   0.38,-167.10)   80.76                80
 07/03/2023   20:57:44   (  -0.17,-168.38) (   0.59,-171.67)  375.75                80
 07/04/2023   20:34:25   (  -0.20,-168.74) (  -0.63,-166.70)  231.86                80
 07/06/2023   08:56:07   (   0.17,-169.28) (  -0.26,-171.32)  232.49                80
 07/07/2023   08:32:48   (   0.21,-169.64) (   0.96,-166.35)  374.87                80
 07/08/2023   20:54:19   (  -0.17,-170.20) (   0.00,-170.92)   82.11                80