Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2023 12 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/20/2023   06:32:41   (  -0.02, -75.21) (   0.25, -76.43)  139.57                80
 12/21/2023   06:11:16   (  -0.01, -75.21) (  -0.78, -71.90)  377.36                80
 12/22/2023   18:33:10   (   0.01, -75.21) (  -0.44, -77.19)  225.80                80
 12/23/2023   18:17:05   (   0.01, -75.22) (   0.59, -72.66)  291.59                80
 12/25/2023   06:38:50   (  -0.00, -75.22) (   0.62, -77.92)  307.86                80
 12/26/2023   06:17:24   (   0.00, -75.22) (  -0.41, -73.38)  209.61                80
 12/27/2023   18:39:19   (  -0.01, -75.24) (  -0.80, -78.68)  392.88                80
 12/28/2023   18:23:13   (  -0.01, -75.24) (   0.24, -74.15)  125.12                80
 12/30/2023   06:44:59   (   0.01, -75.26) (   0.97, -79.40)  472.85                80
 12/31/2023   06:23:33   (   0.01, -75.27) (  -0.07, -74.87)   45.44                80
 01/02/2024   18:26:42   (  -0.01, -75.31) (  -0.07, -75.64)   36.85                80