Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 8 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/05/2021   18:27:06   (   0.11, -75.24) (  -0.05, -75.84)   68.78                80
 08/06/2021   18:11:02   (   0.11, -75.26) (   1.00, -71.32)  449.81                80
 08/08/2021   06:32:50   (  -0.12, -75.28) (   0.20, -76.59)  149.06                80
 08/09/2021   06:13:07   (  -0.12, -75.31) (  -0.85, -72.06)  369.73                20
 08/10/2021   18:33:24   (   0.13, -75.36) (  -0.34, -77.37)  229.69                80
 08/11/2021   18:17:21   (   0.12, -75.39) (   0.70, -72.85)  289.68                80
 08/13/2021   06:39:09   (  -0.13, -75.42) (   0.49, -78.11)  307.69                80
 08/14/2021   06:17:46   (  -0.13, -75.45) (  -0.56, -73.59)  211.70                80
 08/15/2021   18:39:43   (   0.14, -75.50) (  -0.63, -78.90)  387.40                80
 08/16/2021   18:23:40   (   0.14, -75.53) (   0.42, -74.38)  132.19                80
 08/18/2021   06:45:28   (  -0.15, -75.57) (   0.77, -79.64)  464.60                80