Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 8 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/11/2023   20:12:30   (  -0.00,-104.70) (   0.78,-101.33)  384.76                80
 08/13/2023   08:34:17   (   0.01,-104.72) (   0.44,-106.59)  214.22                80
 08/14/2023   08:12:52   (   0.01,-104.71) (  -0.60,-102.07)  301.93                80
 08/15/2023   20:34:47   (  -0.02,-104.70) (  -0.63,-107.37)  304.81                80
 08/16/2023   20:18:43   (  -0.02,-104.70) (   0.42,-102.84)  211.82                80
 08/18/2023   08:40:29   (   0.02,-104.72) (   0.80,-108.11)  386.14                80
 08/19/2023   08:19:05   (   0.02,-104.72) (  -0.25,-103.58)  130.29                80
 08/20/2023   20:41:00   (  -0.02,-104.70) (  -0.97,-108.88)  476.54                80
 08/21/2023   20:24:56   (  -0.02,-104.71) (   0.08,-104.36)   40.24                80
 08/24/2023   08:27:56   (   0.03,-104.73) (   0.13,-105.09)   41.43                80