Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 9 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/22/2020   06:32:35   (  -0.02, -75.20) (   0.24, -76.45)  142.10                80
 09/23/2020   06:11:10   (  -0.02, -75.19) (  -0.77, -71.92)  373.63                80
 09/24/2020   18:33:07   (   0.02, -75.19) (  -0.44, -77.21)  230.92                80
 09/25/2020   18:17:02   (   0.03, -75.19) (   0.57, -72.68)  285.22                80
 09/27/2020   06:38:51   (  -0.03, -75.18) (   0.61, -77.95)  316.07                80
 09/28/2020   06:17:26   (  -0.03, -75.18) (  -0.40, -73.42)  200.58                80
 09/29/2020   18:39:23   (   0.04, -75.20) (  -0.74, -78.73)  402.43                80
 09/30/2020   18:23:19   (   0.04, -75.21) (   0.27, -74.20)  114.84                80
 10/02/2020   06:45:07   (  -0.04, -75.21) (   0.91, -79.47)  484.64                80
 10/03/2020   06:23:43   (  -0.04, -75.23) (  -0.10, -74.94)   32.92                80
 10/05/2020   18:26:55   (   0.04, -75.26) (  -0.08, -75.71)   51.19                80