Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 7 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/20/2020   08:13:56   (  -0.28,-104.30) (  -0.79,-102.02)  259.39                80
 07/21/2020   20:33:14   (   0.31,-104.51) (  -0.34,-107.34)  323.23                80
 07/22/2020   20:17:09   (   0.30,-104.51) (   0.65,-102.80)  193.95                80
 07/24/2020   08:36:18   (  -0.33,-104.31) (   0.54,-108.07)  428.94                80
 07/25/2020   08:20:14   (  -0.32,-104.32) (  -0.51,-103.55)   87.94                80
 07/26/2020   20:39:32   (   0.35,-104.52) (  -0.62,-108.87)  495.27                80
 07/27/2020   20:23:28   (   0.33,-104.53) (   0.37,-104.33)   21.98                80
 07/30/2020   08:23:52   (  -0.35,-104.34) (  -0.17,-105.07)   83.47                80
 07/31/2020   08:07:48   (  -0.34,-104.34) (  -1.22,-100.55)  433.12                80
 08/01/2020   20:27:07   (   0.38,-104.54) (   0.10,-105.87)  150.71                80