Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 12 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/31/2021   06:14:32   (  -0.03, -75.18) (  -0.71, -72.02)  359.07                80
 01/01/2022   18:33:47   (   0.03, -75.18) (  -0.43, -77.33)  244.48                80
 01/02/2022   18:17:41   (   0.02, -75.18) (   0.56, -72.79)  272.38                80
 01/04/2022   06:36:46   (  -0.03, -75.17) (   0.63, -78.05)  328.27                80
 01/05/2022   06:20:40   (  -0.02, -75.17) (  -0.41, -73.52)  188.90                80
 01/06/2022   18:39:55   (   0.03, -75.19) (  -0.78, -78.82)  413.54                80
 01/07/2022   18:23:48   (   0.03, -75.20) (   0.21, -74.28)  104.37                80
 01/09/2022   06:45:34   (  -0.03, -75.21) (   0.93, -79.55)  494.32                80
 01/10/2022   06:24:08   (  -0.03, -75.22) (  -0.06, -75.01)   24.01                80
 01/12/2022   18:27:17   (   0.02, -75.26) (  -0.07, -75.78)   58.30                80
 01/13/2022   18:11:10   (   0.01, -75.28) (   0.92, -71.23)  460.60                80