Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 2 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/19/2022   21:40:06   (  -0.01,-127.87) (   0.96,-123.51)  496.88                80
 02/21/2022   10:01:55   (   0.01,-127.80) (   0.21,-128.78)  111.57                80
 02/22/2022   09:40:30   (   0.01,-127.76) (  -0.80,-124.25)  400.72                80
 02/23/2022   22:02:27   (  -0.01,-127.73) (  -0.41,-129.55)  208.07                80
 02/24/2022   21:46:22   (  -0.01,-127.69) (   0.61,-125.02)  303.94                80
 02/26/2022   10:08:09   (   0.01,-127.61) (   0.62,-130.28)  305.56                80
 02/27/2022   09:46:45   (   0.01,-127.56) (  -0.39,-125.75)  205.86                80
 02/28/2022   22:08:41   (  -0.02,-127.51) (  -0.81,-131.06)  404.27                80
 03/01/2022   21:52:37   (  -0.01,-127.47) (   0.20,-126.53)  107.42                80
 03/04/2022   09:53:00   (   0.01,-127.35) (   0.01,-127.26)    9.87                80