Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 3 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/20/2020   06:16:51   (   0.04, -75.17) (  -0.35, -73.43)  198.47                80
 03/21/2020   18:38:47   (  -0.04, -75.19) (  -0.86, -78.73)  403.97                80
 03/22/2020   18:22:43   (  -0.04, -75.20) (   0.15, -74.20)  112.99                80
 03/24/2020   06:44:31   (   0.04, -75.19) (   1.00, -79.48)  488.22                80
 03/25/2020   06:23:07   (   0.04, -75.20) (  -0.01, -74.95)   28.94                80
 03/27/2020   18:26:20   (  -0.04, -75.24) (  -0.12, -75.73)   55.00                80
 03/28/2020   18:10:15   (  -0.04, -75.25) (   0.89, -71.20)  462.70                80
 03/30/2020   06:32:02   (   0.04, -75.26) (   0.32, -76.46)  137.64                80
 03/31/2020   06:10:38   (   0.04, -75.27) (  -0.69, -71.93)  379.98                80
 04/01/2020   18:32:35   (  -0.04, -75.30) (  -0.45, -77.25)  221.14                80