Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 3 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/23/2023   08:13:35   (   0.00,-104.73) (  -0.63,-101.99)  313.13                80
 03/24/2023   20:35:33   (  -0.00,-104.75) (  -0.56,-107.30)  289.42                80
 03/25/2023   20:19:30   (  -0.00,-104.76) (   0.46,-102.77)  227.71                80
 03/27/2023   08:41:19   (   0.01,-104.77) (   0.73,-108.03)  372.20                80
 03/28/2023   08:19:56   (   0.02,-104.77) (  -0.29,-103.50)  144.71                80
 03/29/2023   20:41:53   (  -0.02,-104.78) (  -0.94,-108.80)  458.22                80
 03/30/2023   20:25:50   (  -0.02,-104.79) (   0.08,-104.27)   58.99                80
 04/02/2023   08:28:55   (   0.03,-104.81) (   0.07,-105.01)   23.22                80
 04/03/2023   08:07:32   (   0.03,-104.82) (  -0.96,-100.49)  493.92                80
 04/04/2023   20:29:29   (  -0.03,-104.83) (  -0.25,-105.78)  108.71                80
 04/05/2023   20:13:26   (  -0.03,-104.84) (   0.78,-101.26)  408.77                80