Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 12 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/09/2022   21:46:55   (  -0.03,-127.63) (   0.55,-124.96)  304.87                80
 12/11/2022   10:06:05   (   0.02,-127.64) (   0.61,-130.23)  295.81                80
 12/12/2022   09:50:02   (   0.03,-127.60) (  -0.39,-125.70)  215.95                80
 12/13/2022   22:09:20   (  -0.01,-127.47) (  -0.82,-131.01)  403.61                80
 12/14/2022   21:53:17   (  -0.01,-127.43) (   0.18,-126.48)  108.14                80
 12/16/2022   10:12:27   (  -0.00,-127.44) (   0.97,-131.76)  492.66                80
 12/17/2022   09:56:23   (   0.01,-127.39) (  -0.03,-127.23)   18.77                80
 12/19/2022   21:56:58   (  -0.00,-127.21) (  -0.17,-128.00)   90.40                80
 12/20/2022   21:40:55   (  -0.01,-127.16) (   0.84,-123.47)  420.56                80
 12/22/2022   10:00:04   (   0.00,-127.15) (   0.37,-128.74)  181.69                80