Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 3 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/09/2023   20:19:08   (   0.00,-104.73) (   0.48,-102.73)  228.12                80
 03/11/2023   08:40:57   (  -0.00,-104.72) (   0.76,-107.99)  373.28                80
 03/12/2023   08:19:34   (  -0.00,-104.72) (  -0.29,-103.47)  142.84                80
 03/13/2023   20:41:33   (  -0.00,-104.73) (  -0.91,-108.78)  461.14                80
 03/14/2023   20:25:29   (  -0.01,-104.73) (   0.09,-104.25)   54.99                80
 03/17/2023   08:28:36   (   0.01,-104.72) (   0.05,-105.00)   30.87                80
 03/18/2023   08:07:13   (   0.01,-104.72) (  -0.97,-100.47)  485.10                80
 03/19/2023   20:29:10   (  -0.01,-104.72) (  -0.26,-105.76)  119.03                80
 03/20/2023   20:13:07   (  -0.01,-104.72) (   0.76,-101.23)  397.41                80
 03/22/2023   08:34:56   (   0.01,-104.72) (   0.42,-106.50)  203.14                80