Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2019 9 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 09/19/2019   22:01:35   (  -0.34,-127.96) (  -0.70,-129.47)  172.57                80
 09/20/2019   21:45:31   (  -0.34,-127.93) (   0.30,-124.94)  340.47                80
 09/22/2019   10:07:19   (   0.32,-127.90) (   0.87,-130.21)  263.95                80
 09/23/2019   09:45:54   (   0.33,-127.86) (  -0.13,-125.68)  248.15                80
 09/24/2019   22:07:52   (  -0.31,-127.77) (  -1.03,-130.99)  366.35                80
 09/25/2019   21:51:47   (  -0.31,-127.74) (  -0.02,-126.46)  145.87                80
 09/27/2019   10:10:56   (   0.30,-127.71) (   1.20,-131.73)  458.62                80
 09/28/2019   09:54:51   (   0.30,-127.66) (   0.19,-127.20)   53.15                80
 09/30/2019   21:55:23   (  -0.30,-127.53) (  -0.40,-127.97)   50.49                80
 10/01/2019   21:39:18   (  -0.31,-127.49) (   0.60,-123.44)  461.42                80