Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 3 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/28/2023   10:03:56   (   0.15,-128.06) (   0.28,-128.75)   77.76                80
 03/29/2023   09:42:32   (   0.16,-128.09) (  -0.74,-124.22)  441.77                80
 03/30/2023   22:04:30   (  -0.16,-128.17) (  -0.48,-129.52)  154.75                80
 03/31/2023   21:48:26   (  -0.16,-128.19) (   0.54,-124.99)  364.72                80
 04/02/2023   10:07:35   (   0.16,-128.20) (   0.62,-130.26)  234.68                80
 04/03/2023   09:48:52   (   0.17,-128.23) (  -0.41,-125.74)  284.57                80
 04/04/2023   22:10:49   (  -0.16,-128.30) (  -0.80,-131.03)  312.61                80
 04/05/2023   21:54:46   (  -0.16,-128.32) (   0.24,-126.51)  206.54                80
 04/07/2023   10:13:55   (   0.16,-128.33) (   0.91,-131.78)  393.41                80
 04/08/2023   09:57:51   (   0.16,-128.35) (  -0.07,-127.24)  125.18                80
 04/09/2023   22:17:09   (  -0.15,-128.40) (  -1.07,-132.56)  473.60                80
 04/10/2023   22:01:04   (  -0.16,-128.41) (  -0.08,-128.02)   44.57                80