Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 5 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/31/2023   08:19:23   (  -0.00,-104.72) (  -0.27,-103.45)  144.15                80
 06/01/2023   20:41:19   (   0.01,-104.72) (  -0.90,-108.76)  460.62                80
 06/02/2023   20:25:13   (   0.01,-104.72) (   0.11,-104.23)   56.10                80
 06/05/2023   08:28:14   (  -0.02,-104.72) (   0.05,-104.96)   27.62                80
 06/06/2023   08:06:48   (  -0.02,-104.72) (  -0.97,-100.43)  488.36                80
 06/07/2023   20:28:44   (   0.01,-104.71) (  -0.19,-105.74)  117.31                80
 06/08/2023   20:12:37   (   0.01,-104.70) (   0.77,-101.20)  399.43                80
 06/10/2023   08:34:24   (  -0.00,-104.72) (   0.41,-106.46)  199.74                80
 06/11/2023   08:12:58   (   0.00,-104.71) (  -0.61,-101.93)  316.83                80
 06/12/2023   20:34:52   (   0.00,-104.70) (  -0.59,-107.23)  288.91                80
 06/13/2023   20:18:47   (   0.00,-104.70) (   0.43,-102.70)  228.02                80