Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 3 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/29/2023   09:42:32   (   0.16,-128.09) (  -0.71,-124.22)  441.86                80
 03/30/2023   22:04:30   (  -0.16,-128.17) (  -0.45,-129.53)  154.58                80
 03/31/2023   21:48:27   (  -0.16,-128.19) (   0.58,-125.00)  364.90                80
 04/02/2023   10:07:35   (   0.16,-128.20) (   0.64,-130.26)  234.51                80
 04/03/2023   09:48:52   (   0.17,-128.23) (  -0.39,-125.73)  284.76                80
 04/04/2023   22:10:50   (  -0.16,-128.30) (  -0.76,-131.04)  312.35                80
 04/05/2023   21:54:45   (  -0.16,-128.32) (   0.22,-126.50)  206.83                80
 04/07/2023   10:13:55   (   0.16,-128.33) (   0.93,-131.78)  393.10                80
 04/08/2023   09:57:50   (   0.16,-128.35) (  -0.06,-127.24)  125.54                80
 04/09/2023   22:17:09   (  -0.15,-128.40) (  -1.07,-132.55)  473.21                80
 04/10/2023   22:01:04   (  -0.16,-128.41) (  -0.08,-128.02)   45.00                80