Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 4 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/22/2022   22:15:23   (   0.04,-137.17) (   0.98,-133.02)  473.05                80
 04/24/2022   10:39:50   (  -0.03,-137.16) (   0.22,-138.28)  128.46                80
 04/25/2022   10:18:24   (  -0.03,-137.15) (  -0.77,-133.75)  387.01                80
 04/26/2022   22:42:59   (   0.02,-137.13) (  -0.43,-139.04)  218.93                80
 04/27/2022   22:21:35   (   0.02,-137.12) (   0.63,-134.52)  296.48                80
 04/29/2022   10:46:01   (  -0.02,-137.10) (   0.57,-139.78)  305.45                80
 04/30/2022   10:24:36   (  -0.02,-137.08) (  -0.44,-135.24)  209.63                80
 05/01/2022   22:49:11   (   0.02,-137.06) (  -0.75,-140.54)  397.19                80
 05/02/2022   22:27:46   (   0.02,-137.04) (   0.25,-136.01)  117.47                80
 05/04/2022   10:52:12   (  -0.02,-137.01) (   0.94,-141.27)  485.74                80
 05/05/2022   10:30:46   (  -0.02,-136.98) (  -0.07,-136.73)   28.51                80