Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 3 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/14/2022   10:08:11   (   0.07,-127.94) (   0.63,-130.30)  269.86                80
 03/15/2022   09:46:46   (   0.07,-127.97) (  -0.39,-125.77)  250.07                80
 03/16/2022   22:11:23   (  -0.08,-128.02) (  -0.79,-131.08)  349.16                80
 03/17/2022   21:49:58   (  -0.08,-128.05) (   0.23,-126.55)  170.70                80
 03/19/2022   10:14:27   (   0.08,-128.10) (   0.91,-131.82)  424.41                80
 03/20/2022   09:53:02   (   0.08,-128.13) (  -0.11,-127.30)   94.93                80
 03/22/2022   21:56:14   (  -0.08,-128.19) (  -0.04,-128.07)   13.59                80
 03/25/2022   10:01:57   (   0.09,-128.24) (   0.21,-128.81)   64.52                80
 03/26/2022   09:40:32   (   0.09,-128.26) (  -0.81,-124.28)  453.79                80
 03/27/2022   22:02:28   (  -0.10,-128.28) (  -0.41,-129.58)  148.11                80