Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 4 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/05/2023   21:54:46   (  -0.16,-128.28) (   0.26,-126.51)  202.61                80
 04/07/2023   10:13:54   (   0.16,-128.27) (   0.95,-131.77)  399.55                80
 04/08/2023   09:57:51   (   0.16,-128.28) (  -0.09,-127.25)  118.25                80
 04/09/2023   22:17:08   (  -0.15,-128.33) (  -1.11,-132.55)  480.72                80
 04/10/2023   22:01:05   (  -0.16,-128.34) (  -0.07,-128.02)   36.71                80
 04/13/2023   10:01:29   (   0.16,-128.31) (   0.28,-128.75)   50.00                80
 04/14/2023   09:45:25   (   0.17,-128.31) (  -0.77,-124.22)  466.88                80
 04/15/2023   22:04:42   (  -0.16,-128.35) (  -0.41,-129.52)  133.37                80
 04/16/2023   21:48:38   (  -0.17,-128.35) (   0.58,-124.99)  383.64                80
 04/18/2023   10:07:46   (   0.15,-128.32) (   0.60,-130.25)  220.14                80