Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NOAA-20
TLE Epoch: 2018 9 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 09/21/2018   20:28:10   (  -0.32,-104.17) (   0.00,-105.95)  200.57                 0
 09/22/2018   20:10:33   (  -0.33,-104.18) (   0.31,-101.26)  332.35                80
 09/24/2018   08:32:21   (   0.31,-104.11) (   0.85,-106.53)  276.18                80
 09/25/2018   08:10:57   (   0.32,-104.10) (  -0.17,-102.00)  239.20                80
 09/26/2018   20:32:53   (  -0.30,-104.15) (  -1.03,-107.31)  360.01                80
 09/27/2018   20:16:49   (  -0.31,-104.16) (  -0.01,-102.78)  157.02                80
 09/29/2018   08:38:37   (   0.29,-104.11) (   1.17,-108.05)  448.81                80
 09/30/2018   08:17:13   (   0.30,-104.10) (   0.16,-103.52)   66.27                80
 10/02/2018   20:20:24   (  -0.29,-104.12) (  -0.32,-104.29)   19.99                80
 10/03/2018   20:04:20   (  -0.29,-104.12) (   0.69, -99.76)  496.56                80
 10/05/2018   08:26:08   (   0.27,-104.08) (   0.47,-105.04)  108.58                80