Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2019 9 17.  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)
 09/18/2019   09:39:39   (   0.35,-128.02) (  -0.53,-124.17)  439.55                80
 09/19/2019   22:01:35   (  -0.34,-127.96) (  -0.70,-129.47)  172.82                80
 09/20/2019   21:45:31   (  -0.34,-127.93) (   0.31,-124.94)  340.16                80
 09/22/2019   10:07:19   (   0.32,-127.90) (   0.86,-130.21)  264.09                80
 09/23/2019   09:45:54   (   0.33,-127.86) (  -0.14,-125.68)  247.97                80
 09/24/2019   22:07:52   (  -0.31,-127.77) (  -1.02,-130.99)  366.82                80
 09/25/2019   21:51:47   (  -0.31,-127.73) (  -0.02,-126.46)  145.37                80
 09/27/2019   10:10:56   (   0.30,-127.70) (   1.19,-131.73)  458.98                80
 09/28/2019   09:54:51   (   0.30,-127.66) (   0.19,-127.20)   52.77                80
 09/30/2019   21:55:23   (  -0.30,-127.52) (  -0.40,-127.97)   51.20                80