Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 11 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/15/2021   18:18:28   (  -0.00, -75.24) (   0.52, -72.93)  262.81                80
 11/17/2021   06:40:18   (   0.01, -75.27) (   0.69, -78.20)  334.96                80
 11/18/2021   06:18:55   (   0.01, -75.29) (  -0.38, -73.68)  183.91                80
 11/19/2021   18:40:52   (  -0.02, -75.34) (  -0.86, -78.98)  415.62                80
 11/20/2021   18:24:50   (  -0.02, -75.37) (   0.21, -74.46)  103.63                80
 11/22/2021   06:46:39   (   0.03, -75.40) (   1.00, -79.73)  493.20                80
 11/23/2021   06:25:16   (   0.03, -75.43) (  -0.01, -75.20)   26.00                80
 11/25/2021   18:28:31   (  -0.03, -75.52) (  -0.15, -75.98)   53.60                80
 11/26/2021   18:12:27   (  -0.03, -75.55) (   0.86, -71.45)  466.19                80
 11/28/2021   06:34:17   (   0.03, -75.60) (   0.28, -76.74)  129.42                80