Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 5 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/14/2023   08:41:01   (  -0.00,-104.72) (   0.73,-107.99)  372.90                80
 05/15/2023   08:19:35   (  -0.00,-104.72) (  -0.27,-103.46)  143.59                80
 05/16/2023   20:41:30   (  -0.00,-104.73) (  -0.93,-108.76)  460.57                80
 05/17/2023   20:25:26   (  -0.00,-104.73) (   0.13,-104.24)   56.40                80
 05/20/2023   08:28:27   (   0.01,-104.74) (   0.07,-104.97)   26.85                80
 05/21/2023   08:07:01   (   0.01,-104.74) (  -0.93,-100.44)  489.71                80
 05/22/2023   20:28:57   (  -0.01,-104.74) (  -0.25,-105.74)  114.79                80
 05/23/2023   20:12:51   (  -0.01,-104.74) (   0.75,-101.21)  402.10                80
 05/25/2023   08:34:38   (   0.01,-104.75) (   0.39,-106.49)  197.44                80
 05/26/2023   08:13:13   (   0.01,-104.75) (  -0.62,-101.95)  319.21                80
 05/27/2023   20:35:08   (  -0.00,-104.75) (  -0.55,-107.26)  285.41                80