Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 6 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/24/2020   06:16:42   (   0.00, -75.19) (  -0.40, -73.35)  210.11                80
 06/25/2020   18:38:37   (  -0.01, -75.20) (  -0.81, -78.64)  393.31                80
 06/26/2020   18:22:33   (  -0.02, -75.20) (   0.23, -74.11)  123.77                80
 06/28/2020   06:44:20   (   0.02, -75.20) (   0.94, -79.38)  475.68                80
 06/29/2020   06:22:55   (   0.02, -75.21) (  -0.04, -74.84)   41.54                80
 07/01/2020   18:26:07   (   0.00, -75.23) (  -0.07, -75.62)   44.24                80
 07/02/2020   18:10:01   (   0.01, -75.24) (   0.92, -71.08)  473.24                80
 07/04/2020   06:31:48   (  -0.01, -75.25) (   0.25, -76.35)  125.40                80
 07/05/2020   06:10:24   (  -0.01, -75.26) (  -0.79, -71.82)  392.46                80
 07/06/2020   18:32:19   (   0.01, -75.28) (  -0.41, -77.12)  209.22                80