Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 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)
 11/22/2020   18:26:21   (  -0.01, -75.16) (  -0.15, -75.68)   59.72                80
 11/23/2020   18:10:17   (  -0.01, -75.17) (   0.91, -71.16)  457.48                80
 11/25/2020   06:32:03   (   0.01, -75.17) (   0.28, -76.42)  142.48                80
 11/26/2020   06:10:38   (   0.01, -75.18) (  -0.72, -71.89)  374.95                80
 11/27/2020   18:32:33   (  -0.01, -75.20) (  -0.46, -77.19)  227.26                80
 11/28/2020   18:16:27   (  -0.01, -75.21) (   0.54, -72.66)  290.57                80
 11/30/2020   06:38:15   (   0.01, -75.22) (   0.59, -77.93)  308.32                80
 12/01/2020   06:16:49   (   0.01, -75.23) (  -0.42, -73.40)  209.46                80
 12/02/2020   18:38:45   (  -0.00, -75.25) (  -0.76, -78.70)  392.60                80
 12/03/2020   18:22:39   (   0.00, -75.27) (   0.25, -74.17)  125.40                80