Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 3 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/11/2022   22:05:08   (  -0.06,-127.85) (  -0.45,-129.56)  195.72                80
 03/12/2022   21:43:43   (  -0.07,-127.88) (   0.57,-125.03)  324.51                80
 03/14/2022   10:08:12   (   0.07,-127.94) (   0.58,-130.31)  269.83                80
 03/15/2022   09:46:47   (   0.07,-127.97) (  -0.44,-125.78)  250.07                80
 03/16/2022   22:11:23   (  -0.08,-128.02) (  -0.75,-131.09)  349.49                80
 03/17/2022   21:49:59   (  -0.08,-128.05) (   0.28,-126.56)  170.32                80
 03/19/2022   10:14:26   (   0.08,-128.10) (   0.93,-131.82)  424.55                80
 03/20/2022   09:53:02   (   0.08,-128.13) (  -0.10,-127.29)   94.78                80
 03/22/2022   21:56:14   (  -0.08,-128.18) (  -0.05,-128.07)   12.99                80