Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 7 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)
 07/09/2023   20:28:35   (   0.00,-104.72) (  -0.23,-105.78)  121.16                80
 07/10/2023   20:12:31   (   0.00,-104.72) (   0.78,-101.25)  395.39                80
 07/12/2023   08:34:19   (   0.00,-104.74) (   0.39,-106.53)  203.52                80
 07/13/2023   08:12:55   (   0.00,-104.74) (  -0.62,-102.00)  312.65                80
 07/14/2023   20:34:51   (  -0.01,-104.73) (  -0.59,-107.30)  294.10                80
 07/15/2023   20:18:46   (  -0.01,-104.73) (   0.42,-102.78)  222.38                80
 07/17/2023   08:40:35   (   0.01,-104.75) (   0.74,-108.06)  376.03                80
 07/18/2023   08:19:10   (   0.01,-104.75) (  -0.27,-103.53)  140.18                80
 07/19/2023   20:41:06   (  -0.01,-104.74) (  -0.93,-108.83)  466.91                80
 07/20/2023   20:25:02   (  -0.01,-104.74) (   0.09,-104.31)   49.80                80