Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 4 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/15/2020   08:13:44   (   0.14,-104.14) (  -0.32,-101.98)  245.67                80
 04/16/2020   20:35:42   (  -0.13,-104.14) (  -0.82,-107.29)  358.80                80
 04/17/2020   20:14:16   (  -0.14,-104.13) (   0.14,-102.75)  157.30                80
 04/19/2020   08:36:04   (   0.13,-104.13) (   1.00,-108.03)  443.89                80
 04/20/2020   08:20:00   (   0.14,-104.14) (  -0.03,-103.50)   73.62                80
 04/22/2020   20:23:12   (  -0.13,-104.16) (  -0.15,-104.27)   11.99                80
 04/25/2020   08:23:35   (   0.13,-104.14) (   0.32,-105.00)   97.97                80
 04/26/2020   08:07:30   (   0.13,-104.15) (  -0.71,-100.48)  419.34                80
 04/27/2020   20:29:26   (  -0.12,-104.18) (  -0.48,-105.78)  182.14                80
 04/28/2020   20:08:02   (  -0.13,-104.17) (   0.55,-101.25)  333.83                80