Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 8 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)
 08/14/2023   08:12:52   (  -0.03,-104.70) (  -0.62,-102.07)  299.42                80
 08/15/2023   20:34:49   (   0.04,-104.69) (  -0.55,-107.38)  306.16                80
 08/16/2023   20:18:43   (   0.04,-104.70) (   0.44,-102.85)  211.14                80
 08/18/2023   08:40:31   (  -0.04,-104.73) (   0.72,-108.12)  386.20                80
 08/19/2023   08:19:05   (  -0.04,-104.74) (  -0.27,-103.59)  131.01                80
 08/20/2023   20:41:01   (   0.04,-104.73) (  -0.89,-108.90)  474.59                80
 08/21/2023   20:24:56   (   0.04,-104.74) (   0.10,-104.36)   42.92                80
 08/24/2023   08:27:59   (  -0.05,-104.78) (  -0.01,-105.12)   37.50                80
 08/25/2023   08:06:33   (  -0.05,-104.78) (  -1.00,-100.58)  479.32                80
 08/26/2023   20:28:29   (   0.06,-104.77) (  -0.21,-105.88)  127.41                80
 08/27/2023   20:12:24   (   0.06,-104.77) (   0.85,-101.36)  389.38                80