Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 3 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/25/2022   10:01:57   (   0.09,-128.26) (   0.22,-128.81)   62.69                80
 03/26/2022   09:40:32   (   0.10,-128.28) (  -0.81,-124.28)  456.00                80
 03/27/2022   22:02:28   (  -0.10,-128.33) (  -0.36,-129.59)  143.19                80
 03/28/2022   21:46:23   (  -0.11,-128.35) (   0.61,-125.05)  375.68                80
 03/30/2022   10:08:11   (   0.11,-128.37) (   0.53,-130.33)  222.73                80
 03/31/2022   09:46:46   (   0.11,-128.39) (  -0.45,-125.78)  295.93                80
 04/01/2022   22:08:42   (  -0.11,-128.43) (  -0.72,-131.09)  303.67                80
 04/02/2022   21:52:38   (  -0.11,-128.45) (   0.31,-126.56)  214.99                80
 04/04/2022   10:14:25   (   0.11,-128.47) (   0.88,-131.83)  383.70                80
 04/05/2022   09:53:01   (   0.11,-128.48) (  -0.16,-127.30)  134.42                80
 04/06/2022   22:14:57   (  -0.11,-128.51) (  -1.01,-132.61)  466.47                80