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)
 04/16/2020   20:35:41   (  -0.13,-104.14) (  -0.85,-107.29)  358.81                80
 04/17/2020   20:14:17   (  -0.14,-104.13) (   0.17,-102.76)  157.25                80
 04/19/2020   08:36:04   (   0.13,-104.13) (   1.02,-108.02)  443.96                80
 04/20/2020   08:19:59   (   0.14,-104.14) (   0.00,-103.49)   73.50                80
 04/22/2020   20:23:11   (  -0.13,-104.16) (  -0.17,-104.26)   12.18                80
 04/25/2020   08:23:34   (   0.13,-104.14) (   0.34,-105.00)   98.17                80
 04/26/2020   08:07:30   (   0.13,-104.15) (  -0.68,-100.47)  419.16                80
 04/27/2020   20:29:27   (  -0.12,-104.18) (  -0.45,-105.79)  182.34                80
 04/28/2020   20:08:01   (  -0.13,-104.17) (   0.52,-101.24)  333.63                80