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

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/06/2023   08:06:49   (  -0.01,-104.71) (  -0.98,-100.43)  488.00                80
 06/07/2023   20:28:43   (  -0.00,-104.70) (  -0.24,-105.73)  116.89                80
 06/08/2023   20:12:37   (  -0.01,-104.70) (   0.78,-101.20)  399.91                80
 06/10/2023   08:34:24   (   0.02,-104.71) (   0.39,-106.46)  199.56                80
 06/11/2023   08:12:57   (   0.02,-104.71) (  -0.57,-101.92)  317.06                80
 06/12/2023   20:34:53   (  -0.02,-104.70) (  -0.57,-107.23)  288.22                80
 06/13/2023   20:18:47   (  -0.02,-104.70) (   0.46,-102.70)  228.79                80
 06/15/2023   08:40:33   (   0.01,-104.72) (   0.72,-107.97)  370.05                80
 06/16/2023   08:19:07   (   0.01,-104.72) (  -0.26,-103.43)  146.45                80
 06/17/2023   20:41:02   (  -0.00,-104.70) (  -0.88,-108.74)  459.74                80
 06/18/2023   20:24:56   (  -0.00,-104.70) (   0.09,-104.20)   57.21                80