Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 12 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/02/2021   08:40:33   (   0.04,-104.46) (   0.90,-108.24)  431.81                80
 12/03/2021   08:19:08   (   0.06,-104.45) (  -0.12,-103.71)   84.69                80
 12/05/2021   20:22:16   (  -0.05,-104.17) (  -0.12,-104.46)   33.17                80
 12/06/2021   20:06:10   (  -0.06,-104.18) (   0.91, -99.93)  484.47                80
 12/08/2021   08:27:58   (   0.04,-104.47) (   0.20,-105.21)   84.83                80
 12/09/2021   08:06:31   (   0.05,-104.46) (  -0.77,-100.67)  431.64                80
 12/10/2021   20:28:25   (  -0.03,-104.17) (  -0.44,-105.96)  204.53                80
 12/11/2021   20:12:20   (  -0.03,-104.18) (   0.59,-101.43)  313.57                80
 12/13/2021   08:34:07   (   0.01,-104.50) (   0.51,-106.71)  252.42                80
 12/14/2021   08:12:42   (   0.03,-104.50) (  -0.52,-102.18)  264.69                80