Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 7 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/17/2023   08:40:35   (  -0.03,-104.73) (   0.75,-108.05)  379.61                80
 07/18/2023   08:19:10   (  -0.03,-104.72) (  -0.27,-103.52)  136.14                80
 07/19/2023   20:41:07   (   0.03,-104.71) (  -0.88,-108.84)  470.92                80
 07/20/2023   20:25:03   (   0.03,-104.71) (   0.13,-104.31)   45.33                80
 07/23/2023   08:28:06   (  -0.04,-104.73) (   0.06,-105.05)   37.65                80
 07/24/2023   08:06:41   (  -0.04,-104.73) (  -0.96,-100.53)  478.57                80
 07/25/2023   20:28:39   (   0.04,-104.71) (  -0.18,-105.85)  128.42                80
 07/26/2023   20:12:33   (   0.04,-104.71) (   0.78,-101.31)  387.82                80
 07/28/2023   08:34:21   (  -0.05,-104.73) (   0.37,-106.59)  211.50                80
 07/29/2023   08:12:57   (  -0.05,-104.73) (  -0.65,-102.06)  304.07                80