Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 2 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/21/2022   10:01:54   (   0.01,-127.80) (   0.24,-128.78)  111.60                80
 02/22/2022   09:40:30   (   0.01,-127.76) (  -0.77,-124.24)  400.76                80
 02/23/2022   22:02:26   (  -0.01,-127.73) (  -0.44,-129.55)  207.42                80
 02/24/2022   21:46:22   (  -0.01,-127.69) (   0.57,-125.02)  304.69                80
 02/26/2022   10:08:10   (   0.02,-127.61) (   0.60,-130.29)  305.15                80
 02/27/2022   09:46:45   (   0.02,-127.56) (  -0.41,-125.76)  206.40                80
 02/28/2022   22:08:42   (  -0.02,-127.52) (  -0.79,-131.06)  403.12                80
 03/01/2022   21:52:36   (  -0.02,-127.48) (   0.17,-126.52)  108.71                80
 03/04/2022   09:53:00   (   0.02,-127.36) (  -0.02,-127.26)   10.92                80
 03/06/2022   21:56:11   (  -0.02,-127.26) (  -0.22,-128.03)   87.68                80