Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 8 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/21/2023   20:24:55   (  -0.01,-104.69) (   0.05,-104.35)   38.85                80
 08/24/2023   08:27:57   (   0.01,-104.72) (   0.10,-105.09)   42.65                80
 08/25/2023   08:06:31   (   0.02,-104.71) (  -0.90,-100.56)  473.29                80
 08/26/2023   20:28:27   (  -0.02,-104.68) (  -0.31,-105.86)  134.89                80
 08/27/2023   20:12:22   (  -0.02,-104.67) (   0.75,-101.33)  381.24                80
 08/29/2023   08:34:08   (   0.03,-104.70) (   0.45,-106.60)  216.66                80
 08/30/2023   08:12:43   (   0.03,-104.69) (  -0.55,-102.07)  299.27                80
 08/31/2023   20:34:38   (  -0.03,-104.66) (  -0.64,-107.37)  308.97                80
 09/01/2023   20:18:33   (  -0.03,-104.66) (   0.37,-102.83)  207.47                80
 09/03/2023   08:40:19   (   0.04,-104.69) (   0.82,-108.10)  389.43                80