Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 4 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/19/2020   08:36:04   (   0.13,-104.13) (   1.00,-108.02)  444.20                80
 04/20/2020   08:20:00   (   0.14,-104.13) (  -0.02,-103.49)   73.16                80
 04/22/2020   20:23:12   (  -0.13,-104.16) (  -0.16,-104.27)   12.59                80
 04/25/2020   08:23:34   (   0.13,-104.13) (   0.33,-105.00)   99.11                80
 04/26/2020   08:07:30   (   0.13,-104.14) (  -0.69,-100.47)  418.06                80
 04/27/2020   20:29:26   (  -0.12,-104.17) (  -0.50,-105.77)  183.51                80
 04/28/2020   20:08:02   (  -0.13,-104.16) (   0.53,-101.25)  332.30                80
 04/30/2020   08:29:49   (   0.12,-104.12) (   0.67,-106.51)  273.06                80
 05/01/2020   08:13:45   (   0.13,-104.12) (  -0.35,-101.98)  243.95                80
 05/02/2020   20:35:41   (  -0.11,-104.17) (  -0.83,-107.28)  355.51                80