Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 5 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/12/2020   06:23:08   (  -0.02, -75.18) (  -0.08, -74.94)   27.10                80
 05/14/2020   18:26:19   (   0.01, -75.20) (  -0.12, -75.71)   58.68                80
 05/15/2020   18:10:14   (   0.01, -75.20) (   0.91, -71.18)  458.58                80
 05/17/2020   06:32:02   (  -0.01, -75.20) (   0.28, -76.44)  141.56                80
 05/18/2020   06:10:37   (  -0.01, -75.21) (  -0.75, -71.91)  375.86                80
 05/19/2020   18:32:34   (   0.01, -75.24) (  -0.42, -77.22)  225.43                80
 05/20/2020   18:16:28   (   0.01, -75.25) (   0.55, -72.68)  292.54                80
 05/22/2020   06:38:16   (  -0.01, -75.26) (   0.58, -77.96)  306.43                80
 05/23/2020   06:16:51   (  -0.01, -75.28) (  -0.39, -73.41)  211.45                80
 05/24/2020   18:38:47   (   0.00, -75.30) (  -0.77, -78.72)  389.70                80
 05/25/2020   18:22:43   (  -0.00, -75.32) (   0.27, -74.19)  128.59                80