Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 8 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/02/2021   06:45:16   (  -0.11, -75.22) (   0.90, -79.59)  498.79                80
 08/03/2021   06:26:33   (  -0.11, -75.23) (  -0.15, -75.07)   18.07                80
 08/05/2021   18:27:07   (   0.12, -75.26) (  -0.00, -75.85)   67.64                80
 08/06/2021   18:11:02   (   0.12, -75.27) (   0.99, -71.32)  449.71                80
 08/08/2021   06:32:51   (  -0.13, -75.27) (   0.15, -76.60)  150.48                80
 08/09/2021   06:14:07   (  -0.13, -75.28) (  -0.84, -72.06)  367.06                80
 08/10/2021   18:33:24   (   0.14, -75.31) (  -0.35, -77.37)  234.85                80
 08/11/2021   18:17:21   (   0.13, -75.33) (   0.69, -72.85)  283.31                80
 08/13/2021   06:39:09   (  -0.14, -75.35) (   0.50, -78.11)  315.36                80
 08/14/2021   06:17:46   (  -0.14, -75.37) (  -0.54, -73.59)  202.80                80
 08/15/2021   18:39:43   (   0.15, -75.40) (  -0.64, -78.90)  398.79                80