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

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/08/2021   06:30:11   (  -0.12, -75.23) (   0.18, -76.59)  154.59                80
 08/09/2021   06:14:06   (  -0.11, -75.24) (  -0.80, -72.05)  362.42                80
 08/10/2021   18:33:25   (   0.12, -75.26) (  -0.33, -77.37)  240.24                80
 08/11/2021   18:17:20   (   0.12, -75.27) (   0.66, -72.84)  277.34                80
 08/13/2021   06:39:08   (  -0.13, -75.28) (   0.53, -78.10)  322.23                80
 08/14/2021   06:20:25   (  -0.12, -75.29) (  -0.52, -73.58)  195.40                80
 08/15/2021   18:39:42   (   0.13, -75.32) (  -0.67, -78.89)  406.88                80
 08/16/2021   18:23:39   (   0.13, -75.33) (   0.38, -74.37)  110.94                80
 08/18/2021   06:45:27   (  -0.15, -75.35) (   0.81, -79.63)  488.11                80
 08/19/2021   06:24:03   (  -0.14, -75.36) (  -0.18, -75.10)   29.79                80
 08/21/2021   18:27:16   (   0.15, -75.41) (   0.05, -75.88)   53.59                80