Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 2 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)
 02/09/2023   09:44:38   (   0.06,-128.28) (  -0.85,-124.26)  458.01                80
 02/10/2023   22:06:34   (  -0.06,-128.25) (  -0.35,-129.55)  148.63                80
 02/11/2023   21:45:10   (  -0.06,-128.24) (   0.67,-125.02)  367.19                80
 02/13/2023   10:06:57   (   0.06,-128.25) (   0.54,-130.28)  232.28                80
 02/14/2023   09:50:52   (   0.07,-128.23) (  -0.49,-125.75)  283.31                80
 02/15/2023   22:12:49   (  -0.07,-128.20) (  -0.69,-131.05)  324.35                80
 02/16/2023   21:51:23   (  -0.08,-128.18) (   0.28,-126.50)  190.50                80
 02/18/2023   10:13:10   (   0.08,-128.16) (   0.92,-131.76)  410.87                80
 02/19/2023   09:57:06   (   0.08,-128.15) (  -0.12,-127.23)  104.07                80
 02/21/2023   21:57:37   (  -0.09,-128.09) (  -0.06,-127.99)   11.07                80