Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 5 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/02/2021   18:09:50   (   0.02, -75.20) (   0.97, -71.11)  467.03                80
 05/04/2021   06:31:38   (  -0.02, -75.20) (   0.25, -76.37)  133.13                80
 05/05/2021   06:10:14   (  -0.02, -75.21) (  -0.78, -71.85)  383.66                80
 05/06/2021   18:32:12   (   0.01, -75.23) (  -0.43, -77.15)  219.45                80
 05/07/2021   18:16:08   (   0.01, -75.24) (   0.60, -72.62)  298.12                80
 05/09/2021   06:37:58   (  -0.01, -75.26) (   0.56, -77.90)  300.13                80
 05/10/2021   06:16:33   (  -0.01, -75.28) (  -0.42, -73.37)  217.53                80
 05/11/2021   18:38:31   (   0.01, -75.30) (  -0.74, -78.68)  384.93                80
 05/12/2021   18:22:28   (   0.01, -75.32) (   0.30, -74.16)  133.22                80
 05/14/2021   06:44:16   (  -0.01, -75.35) (   0.92, -79.42)  464.03                80
 05/15/2021   06:22:53   (  -0.01, -75.37) (  -0.12, -74.90)   54.00                80