Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 3 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/30/2022   10:08:10   (   0.11,-128.36) (   0.57,-130.31)  223.16                80
 03/31/2022   09:46:46   (   0.11,-128.38) (  -0.46,-125.79)  295.43                80
 04/01/2022   22:08:42   (  -0.11,-128.43) (  -0.71,-131.09)  303.89                80
 04/02/2022   21:52:38   (  -0.11,-128.45) (   0.33,-126.57)  214.69                80
 04/04/2022   10:14:25   (   0.11,-128.46) (   0.86,-131.83)  384.53                80
 04/05/2022   09:53:01   (   0.11,-128.47) (  -0.17,-127.31)  133.54                80
 04/06/2022   22:14:56   (  -0.11,-128.51) (  -1.05,-132.60)  467.12                80
 04/07/2022   21:58:51   (  -0.12,-128.52) (  -0.01,-128.07)   50.78                80
 04/10/2022   10:01:54   (   0.12,-128.53) (   0.16,-128.81)   31.93                80
 04/11/2022   09:40:29   (   0.13,-128.54) (  -0.82,-124.27)  485.62                80