Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 3 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/10/2020   20:29:22   (  -0.10,-104.04) (  -0.48,-105.77)  196.79                80
 03/11/2020   20:07:58   (  -0.10,-104.04) (   0.53,-101.24)  319.07                80
 03/13/2020   08:29:46   (   0.10,-104.18) (   0.64,-106.51)  265.69                80
 03/14/2020   08:13:41   (   0.10,-104.19) (  -0.37,-101.98)  251.28                80
 03/15/2020   20:35:38   (  -0.11,-104.06) (  -0.84,-107.28)  367.47                80
 03/16/2020   20:14:13   (  -0.11,-104.05) (   0.17,-102.75)  148.37                80
 03/18/2020   08:36:02   (   0.11,-104.18) (   0.99,-108.02)  438.23                80
 03/19/2020   08:19:57   (   0.12,-104.19) (  -0.02,-103.49)   78.91                80
 03/21/2020   20:23:09   (  -0.12,-104.08) (  -0.17,-104.26)   21.31                80
 03/22/2020   20:01:44   (  -0.12,-104.08) (   0.84, -99.73)  494.89                80