Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 8 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/13/2023   08:34:17   (   0.00,-104.72) (   0.40,-106.60)  214.29                80
 08/14/2023   08:12:52   (   0.01,-104.71) (  -0.59,-102.07)  301.87                80
 08/15/2023   20:34:48   (  -0.01,-104.70) (  -0.58,-107.38)  304.74                80
 08/16/2023   20:18:43   (  -0.01,-104.70) (   0.41,-102.84)  211.88                80
 08/18/2023   08:40:30   (   0.01,-104.72) (   0.75,-108.12)  386.23                80
 08/19/2023   08:19:05   (   0.01,-104.72) (  -0.24,-103.58)  130.18                80
 08/20/2023   20:41:01   (  -0.01,-104.70) (  -0.92,-108.89)  476.51                80
 08/21/2023   20:24:55   (  -0.01,-104.71) (   0.07,-104.36)   40.16                80
 08/24/2023   08:27:57   (   0.01,-104.73) (   0.09,-105.10)   41.50                80
 08/25/2023   08:06:32   (   0.01,-104.73) (  -0.91,-100.56)  474.50                80