Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 9 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/03/2022   22:03:04   (  -0.38,-127.85) (  -0.76,-129.61)  200.30                80
 09/04/2022   21:47:00   (  -0.37,-127.84) (   0.23,-125.08)  313.76                80
 09/06/2022   10:08:48   (   0.37,-127.84) (   0.95,-130.35)  286.92                80
 09/07/2022   09:47:25   (   0.36,-127.81) (  -0.10,-125.83)  226.21                80
 09/08/2022   22:09:21   (  -0.36,-127.73) (  -1.13,-131.13)  387.51                80
 09/09/2022   21:53:16   (  -0.36,-127.71) (  -0.13,-126.59)  126.44                80
 09/11/2022   10:15:06   (   0.35,-127.72) (   1.25,-131.87)  473.03                80
 09/12/2022   09:53:41   (   0.35,-127.69) (   0.26,-127.34)   40.36                80
 09/14/2022   21:56:53   (  -0.35,-127.57) (  -0.48,-128.11)   60.98                80
 09/15/2022   21:40:49   (  -0.35,-127.55) (   0.53,-123.57)  452.57                80