Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 11 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/25/2021   18:28:14   (  -0.02, -75.21) (  -0.18, -75.93)   81.21                80
 11/26/2021   18:12:09   (  -0.02, -75.22) (   0.84, -71.40)  436.30                80
 11/28/2021   06:33:55   (   0.02, -75.23) (   0.33, -76.66)  163.39                80
 11/29/2021   06:12:30   (   0.02, -75.24) (  -0.70, -72.13)  354.35                80
 11/30/2021   18:34:24   (  -0.01, -75.26) (  -0.51, -77.43)  247.16                80
 12/01/2021   18:18:19   (  -0.02, -75.27) (   0.51, -72.90)  271.00                80
 12/03/2021   06:40:05   (   0.01, -75.29) (   0.65, -78.16)  327.66                80
 12/04/2021   06:18:39   (   0.02, -75.30) (  -0.37, -73.63)  190.33                80
 12/05/2021   18:40:34   (  -0.01, -75.32) (  -0.83, -78.93)  411.28                80
 12/06/2021   18:24:28   (  -0.01, -75.34) (   0.20, -74.40)  107.03                80