Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 5 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/15/2022   10:45:49   (  -0.01,-137.20) (   0.55,-139.73)  287.67                80
 05/16/2022   10:24:23   (  -0.02,-137.20) (  -0.47,-135.19)  228.60                80
 05/17/2022   22:48:59   (   0.01,-137.18) (  -0.71,-140.49)  376.92                80
 05/18/2022   22:27:33   (   0.01,-137.17) (   0.31,-135.96)  138.89                80
 05/20/2022   10:51:58   (  -0.01,-137.16) (   0.92,-141.21)  462.00                80
 05/21/2022   10:30:33   (  -0.01,-137.15) (  -0.10,-136.68)   53.51                80
 05/23/2022   22:33:43   (   0.01,-137.11) (  -0.04,-137.44)   37.50                80
 05/24/2022   22:17:36   (   0.01,-137.10) (   0.92,-132.90)  478.11                80
 05/26/2022   10:39:23   (  -0.01,-137.08) (   0.25,-138.16)  123.17                80
 05/27/2022   10:17:57   (  -0.01,-137.07) (  -0.77,-133.63)  392.02                80
 05/28/2022   22:39:51   (   0.01,-137.04) (  -0.44,-138.92)  215.25                80