Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 6 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/26/2021   06:38:34   (  -0.05, -75.14) (   0.61, -78.00)  325.88                80
 06/27/2021   06:19:50   (  -0.04, -75.14) (  -0.43, -73.48)  190.13                80
 06/28/2021   18:39:07   (   0.05, -75.15) (  -0.77, -78.78)  414.14                80
 06/29/2021   18:23:04   (   0.05, -75.15) (   0.26, -74.26)  102.71                80
 07/01/2021   06:44:53   (  -0.06, -75.16) (   0.91, -79.53)  497.57                80
 07/02/2021   06:23:29   (  -0.05, -75.17) (  -0.07, -74.99)   19.73                80
 07/04/2021   18:26:43   (   0.06, -75.20) (  -0.09, -75.78)   66.19                80
 07/05/2021   18:10:39   (   0.06, -75.21) (   0.94, -71.25)  451.53                80
 07/07/2021   06:29:49   (  -0.07, -75.23) (   0.23, -76.53)  147.68                80
 07/08/2021   06:13:45   (  -0.07, -75.25) (  -0.80, -72.00)  369.93                80
 07/09/2021   18:33:02   (   0.08, -75.27) (  -0.39, -77.31)  232.86                80