Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 10 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)
 10/30/2021   18:18:07   (   0.02, -75.25) (   0.55, -72.89)  269.30                80
 11/01/2021   06:39:58   (  -0.01, -75.26) (   0.62, -78.17)  330.47                80
 11/02/2021   06:18:34   (  -0.01, -75.28) (  -0.38, -73.64)  187.07                80
 11/03/2021   18:40:32   (   0.00, -75.31) (  -0.80, -78.94)  413.94                80
 11/04/2021   18:24:29   (  -0.00, -75.33) (   0.20, -74.41)  104.12                80
 11/06/2021   06:46:19   (   0.01, -75.35) (   0.96, -79.69)  494.57                80
 11/07/2021   06:24:56   (   0.01, -75.36) (  -0.04, -75.16)   23.13                80
 11/09/2021   18:30:51   (  -0.01, -75.42) (  -0.13, -75.94)   60.03                80
 11/10/2021   18:09:27   (  -0.01, -75.44) (   0.87, -71.41)  458.25                80
 11/12/2021   06:33:57   (   0.01, -75.47) (   0.29, -76.69)  139.29                80