Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 12 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/07/2022   09:43:40   (   0.04,-127.79) (  -0.75,-124.18)  411.20                80
 12/08/2022   22:02:58   (  -0.03,-127.67) (  -0.46,-129.48)  207.61                80
 12/09/2022   21:46:56   (  -0.03,-127.63) (   0.59,-124.97)  304.57                80
 12/11/2022   10:06:05   (   0.02,-127.64) (   0.63,-130.23)  295.90                80
 12/12/2022   09:50:02   (   0.02,-127.60) (  -0.37,-125.70)  215.91                80
 12/13/2022   22:09:21   (  -0.01,-127.47) (  -0.77,-131.02)  403.82                80
 12/14/2022   21:53:17   (  -0.01,-127.43) (   0.22,-126.49)  107.97                80
 12/16/2022   10:12:27   (  -0.00,-127.44) (   0.99,-131.76)  492.68                80
 12/17/2022   09:56:23   (   0.01,-127.39) (  -0.01,-127.23)   18.88                80
 12/19/2022   21:56:58   (  -0.00,-127.21) (  -0.18,-128.00)   90.46                80