Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 2 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/18/2020   20:23:02   (  -0.05,-104.04) (  -0.10,-104.24)   22.39                80
 02/19/2020   20:01:37   (  -0.05,-104.04) (   0.90, -99.70)  493.23                80
 02/21/2020   08:23:27   (   0.06,-104.23) (   0.23,-104.99)   85.89                80
 02/22/2020   08:07:22   (   0.06,-104.24) (  -0.78,-100.46)  430.53                80
 02/23/2020   20:29:18   (  -0.07,-104.04) (  -0.43,-105.76)  195.21                80
 02/24/2020   20:07:54   (  -0.06,-104.04) (   0.57,-101.23)  320.63                80
 02/26/2020   08:29:43   (   0.07,-104.23) (   0.55,-106.51)  259.29                80
 02/27/2020   08:13:39   (   0.07,-104.23) (  -0.45,-101.98)  257.47                80
 02/28/2020   20:35:34   (  -0.07,-104.05) (  -0.81,-107.27)  366.65                80
 02/29/2020   20:14:10   (  -0.07,-104.05) (   0.19,-102.74)  149.16                80
 03/02/2020   08:35:59   (   0.08,-104.23) (   0.93,-108.02)  432.41                80