Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 5 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/19/2020   18:32:34   (   0.00, -75.21) (  -0.43, -77.22)  228.70                80
 05/20/2020   18:16:28   (   0.01, -75.21) (   0.55, -72.68)  287.71                80
 05/22/2020   06:38:16   (  -0.01, -75.20) (   0.59, -77.95)  313.67                80
 05/23/2020   06:16:51   (  -0.01, -75.19) (  -0.39, -73.41)  202.71                80
 05/24/2020   18:38:47   (   0.01, -75.20) (  -0.78, -78.72)  400.61                80
 05/25/2020   18:22:43   (   0.01, -75.20) (   0.25, -74.19)  116.08                80
 05/27/2020   06:44:30   (  -0.00, -75.20) (   0.94, -79.45)  484.63                80
 05/28/2020   06:23:05   (  -0.00, -75.20) (  -0.04, -74.91)   32.27                80
 05/30/2020   18:26:16   (  -0.00, -75.22) (  -0.09, -75.69)   53.42                80
 05/31/2020   18:10:11   (  -0.00, -75.23) (   0.89, -71.15)  464.09                80