Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 1 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/02/2020   20:22:57   (  -0.03,-104.05) (  -0.04,-104.22)   18.45                80
 02/03/2020   20:01:32   (  -0.03,-104.05) (   0.96, -99.69)  497.57                80
 02/05/2020   08:23:22   (   0.04,-104.29) (   0.18,-104.97)   77.29                80
 02/06/2020   08:07:17   (   0.04,-104.28) (  -0.82,-100.44)  438.56                80
 02/07/2020   20:29:13   (  -0.04,-104.03) (  -0.39,-105.74)  193.41                80
 02/08/2020   20:07:49   (  -0.04,-104.03) (   0.61,-101.20)  322.02                80
 02/10/2020   08:29:38   (   0.04,-104.26) (   0.53,-106.49)  253.78                80
 02/11/2020   08:13:34   (   0.04,-104.26) (  -0.48,-101.96)  262.11                80
 02/12/2020   20:35:30   (  -0.04,-104.01) (  -0.73,-107.26)  368.84                80
 02/13/2020   20:14:06   (  -0.04,-104.01) (   0.27,-102.73)  146.66                80