Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 9 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/06/2023   20:24:45   (   0.01,-104.69) (   0.11,-104.36)   38.76                80
 09/09/2023   08:27:46   (  -0.01,-104.71) (   0.06,-105.09)   43.20                80
 09/10/2023   08:06:21   (  -0.01,-104.71) (  -0.95,-100.56)  473.22                80
 09/11/2023   20:28:15   (   0.01,-104.69) (  -0.28,-105.85)  133.19                80
 09/12/2023   20:12:10   (   0.00,-104.69) (   0.74,-101.32)  383.79                80
 09/14/2023   08:33:56   (  -0.00,-104.72) (   0.44,-106.59)  213.60                80
 09/15/2023   08:12:30   (  -0.00,-104.72) (  -0.58,-102.05)  303.21                80
 09/16/2023   20:34:26   (   0.00,-104.70) (  -0.58,-107.36)  303.23                80
 09/17/2023   20:18:20   (   0.00,-104.70) (   0.44,-102.83)  213.84                80
 09/19/2023   08:40:07   (  -0.00,-104.73) (   0.73,-108.10)  383.27                80