Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 3 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/03/2021   20:14:10   (  -0.04,-104.24) (   0.31,-102.77)  167.60                80
 03/05/2021   08:35:57   (   0.05,-104.40) (   0.89,-108.04)  414.56                80
 03/06/2021   08:19:53   (   0.05,-104.41) (  -0.15,-103.51)  102.74                80
 03/08/2021   20:20:23   (  -0.05,-104.26) (  -0.04,-104.28)    1.98                80
 03/11/2021   08:23:26   (   0.06,-104.42) (   0.20,-105.01)   67.42                80
 03/12/2021   08:07:22   (   0.06,-104.44) (  -0.84,-100.49)  450.29                80
 03/13/2021   20:29:17   (  -0.07,-104.31) (  -0.38,-105.78)  167.48                80
 03/14/2021   20:07:52   (  -0.06,-104.31) (   0.60,-101.24)  348.98                80
 03/16/2021   08:29:40   (   0.07,-104.45) (   0.53,-106.52)  235.56                80