Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 5 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/09/2020   18:22:46   (   0.02, -75.20) (   0.26, -74.21)  113.15                80
 05/11/2020   06:44:33   (  -0.01, -75.20) (   0.93, -79.48)  487.45                80
 05/12/2020   06:23:08   (  -0.01, -75.20) (  -0.10, -74.95)   29.76                80
 05/14/2020   18:26:19   (   0.01, -75.24) (  -0.11, -75.71)   54.25                80
 05/15/2020   18:10:15   (   0.01, -75.25) (   0.92, -71.18)  463.80                80
 05/17/2020   06:32:02   (  -0.01, -75.26) (   0.27, -76.45)  134.91                80
 05/18/2020   06:10:38   (  -0.01, -75.28) (  -0.76, -71.92)  383.32                80
 05/19/2020   18:32:34   (   0.00, -75.32) (  -0.41, -77.22)  216.92                80
 05/20/2020   18:16:29   (   0.01, -75.34) (   0.62, -72.69)  301.88                80
 05/22/2020   06:38:17   (  -0.00, -75.36) (   0.57, -77.96)  295.67                80