Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 5 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/21/2020   08:36:02   (   0.05,-104.13) (   0.95,-108.01)  441.88                80
 05/22/2020   08:19:58   (   0.06,-104.14) (  -0.09,-103.48)   75.53                80
 05/24/2020   20:20:29   (  -0.05,-104.27) (  -0.05,-104.25)    1.60                80
 05/27/2020   08:23:32   (   0.03,-104.13) (   0.21,-104.99)   97.38                80
 05/28/2020   08:07:27   (   0.05,-104.13) (  -0.76,-100.45)  419.80                80
 05/29/2020   20:29:24   (  -0.02,-104.27) (  -0.34,-105.77)  170.41                80
 05/30/2020   20:07:59   (  -0.04,-104.26) (   0.64,-101.23)  346.09                80
 06/01/2020   08:29:46   (   0.01,-104.12) (   0.56,-106.49)  270.49                80
 06/02/2020   08:13:41   (   0.02,-104.12) (  -0.48,-101.96)  246.73                80