Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 11 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/20/2021   18:24:44   (  -0.03, -75.20) (   0.14, -74.43)   87.91                80
 11/23/2021   06:25:05   (   0.03, -75.19) (   0.02, -75.16)    4.02                80
 11/25/2021   18:28:14   (  -0.02, -75.21) (  -0.21, -75.92)   82.01                80
 11/26/2021   18:12:09   (  -0.02, -75.22) (   0.82, -71.39)  435.45                80
 11/28/2021   06:33:55   (   0.01, -75.22) (   0.36, -76.66)  164.01                80
 11/29/2021   06:12:29   (   0.01, -75.23) (  -0.66, -72.13)  353.67                80
 11/30/2021   18:34:25   (  -0.01, -75.25) (  -0.49, -77.43)  248.33                80
 12/01/2021   18:18:19   (  -0.01, -75.27) (   0.54, -72.90)  269.75                80
 12/03/2021   06:40:05   (   0.01, -75.28) (   0.64, -78.17)  328.70                80