Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 1 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/04/2020   08:26:10   (  -0.01,-104.30) (   0.17,-104.99)   78.50                80
 01/05/2020   08:04:45   (  -0.01,-104.30) (  -0.84,-100.45)  438.17                80
 01/06/2020   20:26:40   (   0.01,-104.04) (  -0.34,-105.75)  194.39                80
 01/07/2020   20:10:35   (   0.00,-104.04) (   0.67,-101.22)  322.66                80
 01/09/2020   08:32:22   (  -0.01,-104.31) (   0.47,-106.49)  249.01                80
 01/10/2020   08:10:57   (  -0.00,-104.30) (  -0.54,-101.96)  267.34                80
 01/11/2020   20:32:51   (   0.00,-104.03) (  -0.70,-107.25)  366.44                80
 01/12/2020   20:16:45   (   0.00,-104.03) (   0.32,-102.71)  150.19                80
 01/14/2020   08:36:10   (  -0.01,-104.29) (   0.82,-107.99)  421.15                63
 01/15/2020   08:17:07   (  -0.00,-104.29) (  -0.19,-103.45)   95.27                80
 01/17/2020   20:20:16   (   0.01,-104.02) (  -0.03,-104.21)   22.00                80