Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 4 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)
 04/02/2021   06:31:47   (  -0.04, -75.20) (   0.26, -76.42)  139.25                80
 04/03/2021   06:10:23   (  -0.04, -75.20) (  -0.79, -71.90)  376.87                80
 04/04/2021   18:32:18   (   0.03, -75.20) (  -0.43, -77.19)  227.15                80
 04/05/2021   18:16:13   (   0.03, -75.20) (   0.62, -72.66)  289.66                80
 04/07/2021   06:38:00   (  -0.02, -75.20) (   0.60, -77.92)  309.92                80
 04/08/2021   06:16:35   (  -0.02, -75.21) (  -0.45, -73.40)  207.22                80
 04/09/2021   18:38:31   (   0.01, -75.22) (  -0.77, -78.69)  395.57                80
 04/10/2021   18:22:26   (   0.01, -75.23) (   0.28, -74.16)  122.30                80
 04/12/2021   06:44:12   (  -0.01, -75.25) (   0.93, -79.42)  475.48                80
 04/13/2021   06:22:48   (  -0.02, -75.27) (  -0.12, -74.90)   42.44                80
 04/15/2021   18:25:59   (   0.02, -75.30) (  -0.04, -75.67)   41.50                80