Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 4 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/12/2020   18:26:21   (   0.01, -75.20) (  -0.11, -75.73)   60.80                80
 04/13/2020   18:10:17   (   0.01, -75.20) (   0.91, -71.20)  455.08                80
 04/15/2020   06:32:04   (  -0.01, -75.18) (   0.29, -76.47)  146.95                80
 04/16/2020   06:10:40   (  -0.01, -75.18) (  -0.73, -71.94)  369.31                80
 04/17/2020   18:32:36   (   0.01, -75.19) (  -0.46, -77.24)  233.79                80
 04/18/2020   18:16:31   (   0.01, -75.20) (   0.56, -72.71)  283.17                80
 04/20/2020   06:38:19   (  -0.00, -75.20) (   0.64, -77.97)  317.07                80
 04/21/2020   06:16:54   (  -0.01, -75.20) (  -0.38, -73.45)  200.06                80
 04/22/2020   18:38:51   (   0.01, -75.22) (  -0.81, -78.75)  402.20                80
 04/23/2020   18:22:46   (   0.01, -75.23) (   0.22, -74.22)  115.36                80