Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2023 12 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/21/2023   06:13:31   (  -0.02, -75.21) (  -0.78, -71.91)  376.73                54
 12/22/2023   18:33:12   (   0.02, -75.21) (  -0.41, -77.21)  226.77                80
 12/23/2023   18:17:05   (   0.01, -75.22) (   0.61, -72.67)  291.40                80
 12/25/2023   06:38:44   (  -0.01, -75.22) (   0.57, -77.90)  305.41                80
 12/26/2023   06:17:12   (  -0.00, -75.22) (  -0.43, -73.33)  214.90                80
 12/27/2023   18:38:53   (  -0.00, -75.23) (  -0.76, -78.58)  381.59                80
 12/28/2023   18:22:36   (  -0.01, -75.24) (   0.28, -74.00)  141.34                80
 12/30/2023   06:44:02   (   0.00, -75.25) (   0.90, -79.18)  447.57                80
 12/31/2023   06:22:20   (   0.01, -75.26) (  -0.12, -74.57)   77.79                80
 01/02/2024   18:27:23   (  -0.01, -75.30) (   0.06, -75.16)   17.17                80