Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 10 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)
 10/06/2021   06:24:20   (  -0.08, -75.21) (  -0.10, -75.09)   14.08                80
 10/08/2021   18:30:13   (   0.08, -75.24) (  -0.04, -75.87)   70.83                80
 10/09/2021   18:08:48   (   0.08, -75.25) (   0.98, -71.33)  446.60                80
 10/11/2021   06:33:16   (  -0.08, -75.26) (   0.25, -76.59)  152.74                80
 10/12/2021   06:11:52   (  -0.08, -75.27) (  -0.82, -72.07)  364.56                80
 10/13/2021   18:36:28   (   0.08, -75.29) (  -0.38, -77.37)  237.19                80
 10/14/2021   18:15:04   (   0.09, -75.30) (   0.63, -72.84)  280.66                80
 10/16/2021   06:39:32   (  -0.08, -75.32) (   0.53, -78.11)  317.13                80
 10/17/2021   06:18:08   (  -0.08, -75.34) (  -0.48, -73.58)  201.21                80
 10/18/2021   18:42:44   (   0.07, -75.38) (  -0.71, -78.88)  398.81                80
 10/19/2021   18:21:20   (   0.08, -75.40) (   0.31, -74.35)  120.23                80