Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 4 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/18/2023   08:28:59   (   0.01,-104.72) (   0.06,-105.01)   32.09                80
 04/19/2023   08:07:33   (   0.01,-104.73) (  -0.96,-100.48)  484.49                80
 04/20/2023   20:29:28   (  -0.01,-104.74) (  -0.27,-105.77)  118.87                80
 04/21/2023   20:13:22   (  -0.01,-104.74) (   0.76,-101.24)  398.11                80
 04/23/2023   08:35:09   (   0.02,-104.74) (   0.39,-106.51)  202.21                80
 04/24/2023   08:13:42   (   0.01,-104.74) (  -0.58,-101.97)  314.24                80
 04/25/2023   20:35:37   (  -0.01,-104.74) (  -0.57,-107.28)  289.77                80
 04/26/2023   20:19:31   (  -0.01,-104.74) (   0.40,-102.74)  227.28                80
 04/28/2023   08:41:17   (   0.01,-104.74) (   0.74,-108.01)  372.62                80
 04/29/2023   08:19:51   (   0.02,-104.75) (  -0.24,-103.47)  144.35                80
 04/30/2023   20:41:46   (  -0.01,-104.75) (  -0.89,-108.79)  459.64                80