Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 8 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)
 08/31/2023   20:34:39   (  -0.01,-104.68) (  -0.62,-107.37)  306.25                80
 09/01/2023   20:18:33   (  -0.01,-104.69) (   0.38,-102.84)  210.72                80
 09/03/2023   08:40:21   (   0.01,-104.72) (   0.75,-108.11)  386.19                80
 09/04/2023   08:18:55   (   0.01,-104.72) (  -0.26,-103.58)  130.54                80
 09/05/2023   20:40:50   (  -0.02,-104.70) (  -0.93,-108.88)  476.48                80
 09/06/2023   20:24:45   (  -0.02,-104.70) (   0.08,-104.35)   40.55                80
 09/09/2023   08:27:46   (   0.03,-104.74) (   0.10,-105.08)   39.20                80
 09/10/2023   08:06:20   (   0.03,-104.74) (  -0.91,-100.55)  477.57                80
 09/11/2023   20:28:16   (  -0.04,-104.72) (  -0.26,-105.86)  129.41                80
 09/12/2023   20:12:10   (  -0.04,-104.72) (   0.75,-101.32)  387.88                80