Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 6 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/26/2023   08:34:13   (  -0.01,-104.73) (   0.39,-106.46)  197.39                80
 06/27/2023   08:12:50   (  -0.01,-104.73) (  -0.66,-101.94)  318.73                80
 06/28/2023   20:34:46   (   0.02,-104.72) (  -0.56,-107.25)  287.78                80
 06/29/2023   20:18:42   (   0.02,-104.73) (   0.49,-102.73)  228.47                80
 07/01/2023   08:40:31   (  -0.02,-104.74) (   0.70,-108.00)  371.14                80
 07/02/2023   08:19:06   (  -0.02,-104.74) (  -0.30,-103.47)  144.45                80
 07/03/2023   20:41:02   (   0.02,-104.72) (  -0.92,-108.78)  463.34                80
 07/04/2023   20:24:59   (   0.01,-104.71) (   0.14,-104.26)   52.63                80
 07/07/2023   08:28:03   (  -0.01,-104.73) (   0.04,-105.00)   30.71                80
 07/08/2023   08:06:38   (   0.00,-104.73) (  -0.97,-100.48)  485.37                80
 07/09/2023   20:28:35   (  -0.00,-104.71) (  -0.24,-105.78)  121.90                80