Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 9 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/09/2023   08:27:46   (   0.01,-104.71) (   0.10,-105.08)   42.90                80
 09/10/2023   08:06:20   (   0.01,-104.70) (  -0.91,-100.55)  473.48                80
 09/11/2023   20:28:15   (  -0.01,-104.69) (  -0.26,-105.85)  132.62                80
 09/12/2023   20:12:10   (  -0.02,-104.69) (   0.76,-101.32)  384.26                80
 09/14/2023   08:33:56   (   0.02,-104.71) (   0.42,-106.59)  213.53                80
 09/15/2023   08:12:31   (   0.02,-104.71) (  -0.60,-102.06)  303.18                80
 09/16/2023   20:34:25   (  -0.02,-104.70) (  -0.62,-107.35)  302.99                80
 09/17/2023   20:18:20   (  -0.02,-104.70) (   0.40,-102.82)  213.99                80
 09/19/2023   08:40:06   (   0.02,-104.72) (   0.77,-108.09)  383.41                80
 09/20/2023   08:18:40   (   0.02,-104.72) (  -0.25,-103.56)  133.09                80