Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 12 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/27/2022   10:06:26   (   0.00,-127.62) (   0.61,-130.28)  303.87                80
 12/28/2022   09:50:23   (   0.01,-127.65) (  -0.41,-125.75)  216.23                80
 12/29/2022   22:12:21   (   0.01,-127.63) (  -0.78,-131.06)  391.35                80
 12/30/2022   21:50:58   (  -0.00,-127.66) (   0.24,-126.53)  128.56                80
 01/01/2023   10:12:48   (  -0.01,-127.79) (   0.89,-131.82)  458.66                80
 01/02/2023   09:56:44   (  -0.00,-127.82) (  -0.13,-127.29)   61.18                80
 01/04/2023   21:59:58   (  -0.00,-127.82) (  -0.09,-128.06)   27.55                80
 01/05/2023   21:38:35   (  -0.01,-127.85) (   0.93,-123.53)  491.78                80
 01/07/2023   10:00:25   (   0.01,-127.96) (   0.19,-128.81)   96.72                80
 01/08/2023   09:44:22   (   0.01,-127.99) (  -0.83,-124.29)  422.41                80