Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 2 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/24/2021   06:23:02   (  -0.03, -75.20) (  -0.06, -74.95)   27.85                80
 02/26/2021   18:26:13   (  -0.00, -75.21) (  -0.13, -75.72)   57.58                80
 02/27/2021   18:10:08   (  -0.00, -75.23) (   0.90, -71.19)  460.07                80
 03/01/2021   06:31:57   (   0.00, -75.25) (   0.24, -76.47)  138.14                80
 03/02/2021   06:10:31   (  -0.00, -75.26) (  -0.73, -71.93)  379.53                80
 03/03/2021   18:32:27   (   0.00, -75.27) (  -0.43, -77.23)  223.09                80
 03/04/2021   18:16:23   (   0.00, -75.29) (   0.60, -72.71)  295.06                80
 03/06/2021   06:38:10   (   0.00, -75.32) (   0.60, -77.97)  301.97                80
 03/07/2021   06:16:46   (   0.00, -75.34) (  -0.43, -73.44)  216.13                80
 03/08/2021   18:38:41   (  -0.00, -75.35) (  -0.78, -78.74)  386.30                80
 03/09/2021   18:22:37   (  -0.00, -75.37) (   0.25, -74.21)  132.42                80