Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 10 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/08/2023   20:24:07   (   0.01,-104.69) (   0.14,-104.27)   49.31                80
 10/11/2023   08:27:06   (  -0.01,-104.71) (   0.03,-104.99)   31.37                80
 10/12/2023   08:05:39   (  -0.01,-104.71) (  -0.98,-100.45)  485.83                80
 10/13/2023   20:27:33   (   0.01,-104.69) (  -0.21,-105.75)  119.48                80
 10/14/2023   20:11:26   (   0.00,-104.70) (   0.81,-101.21)  398.00                80
 10/16/2023   08:33:10   (   0.00,-104.72) (   0.40,-106.46)  199.02                80
 10/17/2023   08:11:44   (   0.02,-104.72) (  -0.62,-101.93)  318.24                80
 10/18/2023   20:33:36   (  -0.02,-104.69) (  -0.61,-107.21)  287.99                80
 10/19/2023   20:17:30   (  -0.02,-104.69) (   0.42,-102.68)  228.80                80
 10/21/2023   08:39:15   (   0.02,-104.70) (   0.72,-107.94)  368.70                80