Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 2 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/10/2021   20:07:58   (   0.02,-104.14) (   0.68,-101.27)  326.77                80
 02/12/2021   08:29:46   (  -0.01,-104.37) (   0.47,-106.55)  248.22                80
 02/13/2021   08:13:42   (  -0.02,-104.38) (  -0.55,-102.02)  268.85                80
 02/14/2021   20:35:37   (   0.02,-104.17) (  -0.68,-107.32)  358.79                80
 02/15/2021   20:14:13   (   0.02,-104.17) (   0.35,-102.79)  157.53                80
 02/17/2021   08:36:01   (  -0.02,-104.39) (   0.80,-108.06)  418.43                80
 02/18/2021   08:19:57   (  -0.02,-104.40) (  -0.23,-103.54)   98.91                80
 02/20/2021   20:23:06   (   0.01,-104.20) (  -0.03,-104.29)   11.06                80
 02/23/2021   08:23:30   (  -0.01,-104.41) (   0.15,-105.04)   71.73                80