Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2023 6 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/11/2023   20:53:53   (   0.01,-108.62) (  -0.71,-111.96)  379.81                80
 06/12/2023   20:37:47   (  -0.01,-108.62) (   0.26,-107.41)  137.59                80
 06/14/2023   08:56:54   (  -0.03,-108.70) (   0.85,-112.70)  455.68                80
 06/15/2023   08:40:47   (  -0.01,-108.69) (  -0.12,-108.15)   60.94                80
 06/17/2023   20:41:16   (   0.03,-108.61) (  -0.05,-108.92)   35.77                80
 06/18/2023   20:25:11   (   0.02,-108.61) (   0.99,-104.39)  481.44                80
 06/20/2023   08:44:17   (  -0.05,-108.69) (   0.17,-109.66)  111.52                80
 06/21/2023   08:28:11   (  -0.04,-108.68) (  -0.80,-105.12)  405.16                80
 06/22/2023   20:47:26   (   0.07,-108.60) (  -0.32,-110.44)  209.09                80
 06/23/2023   20:31:19   (   0.05,-108.60) (   0.66,-105.89)  308.39                80