Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 12 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/30/2019   08:17:19   (  -0.00,-104.29) (  -0.15,-103.48)   91.60                80
 01/01/2020   20:20:29   (   0.01,-104.04) (  -0.03,-104.25)   23.48                80
 01/02/2020   20:04:23   (   0.00,-104.05) (   0.98, -99.71)  493.78                80
 01/04/2020   08:26:11   (  -0.01,-104.31) (   0.16,-104.99)   78.29                80
 01/05/2020   08:04:45   (  -0.01,-104.30) (  -0.85,-100.45)  438.40                80
 01/06/2020   20:26:39   (   0.01,-104.04) (  -0.39,-105.74)  194.11                80
 01/07/2020   20:10:34   (   0.01,-104.05) (   0.62,-101.21)  322.95                80
 01/09/2020   08:32:22   (  -0.01,-104.31) (   0.46,-106.50)  248.67                80
 01/10/2020   08:10:57   (  -0.00,-104.31) (  -0.55,-101.96)  267.78                80
 01/11/2020   20:32:50   (   0.00,-104.03) (  -0.74,-107.24)  365.90                80