Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 12 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/31/2021   20:34:15   (   0.00,-104.22) (  -0.69,-107.41)  363.12                80
 01/01/2022   20:18:09   (  -0.01,-104.22) (   0.29,-102.87)  154.36                80
 01/03/2022   08:37:55   (  -0.00,-104.56) (   0.78,-108.15)  409.46                41
 01/04/2022   08:18:30   (   0.01,-104.56) (  -0.20,-103.61)  107.64                80
 01/06/2022   20:21:38   (   0.00,-104.23) (  -0.00,-104.36)   14.63                80
 01/09/2022   08:24:46   (  -0.01,-104.59) (   0.09,-105.11)   59.18                72
 01/10/2022   08:05:52   (  -0.00,-104.59) (  -0.90,-100.57)  458.58                80
 01/11/2022   20:27:45   (   0.01,-104.27) (  -0.35,-105.85)  180.60                80
 01/12/2022   20:11:39   (   0.01,-104.28) (   0.64,-101.31)  337.34                80