Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 11 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/28/2021   06:33:55   (   0.01, -75.20) (   0.35, -76.66)  166.90                80
 11/29/2021   06:12:29   (   0.01, -75.19) (  -0.68, -72.13)  349.50                80
 11/30/2021   18:34:24   (  -0.01, -75.20) (  -0.54, -77.42)  254.25                80
 12/01/2021   18:18:18   (  -0.01, -75.20) (   0.49, -72.89)  262.52                80
 12/03/2021   06:40:05   (   0.01, -75.19) (   0.68, -78.16)  338.32                80
 12/04/2021   06:18:39   (   0.01, -75.19) (  -0.35, -73.63)  178.30                80
 12/05/2021   18:40:33   (  -0.01, -75.19) (  -0.86, -78.92)  425.44                80
 12/06/2021   18:24:28   (  -0.01, -75.19) (   0.17, -74.39)   91.43                80
 12/09/2021   06:24:49   (  -0.00, -75.20) (  -0.04, -75.13)    8.94                80
 12/11/2021   18:27:58   (   0.01, -75.23) (  -0.13, -75.90)   75.72                80