Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 9 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 09/15/2021   00:25:51   (  -0.01, -75.19) (   0.00, -79.40)  468.69                80
 09/16/2021   00:13:49   (  -0.01, -75.19) (  -0.26, -76.31)  128.36                80
 09/16/2021   23:59:24   (  -0.00, -75.19) (   0.41, -73.44)  199.61                80
 09/19/2021   12:22:52   (   0.02, -75.23) (   0.73, -78.36)  357.50                80
 09/20/2021   12:11:06   (   0.01, -75.24) (   0.05, -75.50)   28.64                80
 09/21/2021   11:56:40   (   0.00, -75.25) (  -0.58, -72.61)  300.62                80
 09/24/2021   00:20:09   (  -0.03, -75.27) (  -0.55, -77.54)  258.81                80
 09/25/2021   00:05:43   (  -0.02, -75.29) (   0.12, -74.67)   70.72                80
 09/25/2021   23:53:58   (  -0.02, -75.31) (   0.79, -71.80)  400.36                80
 09/27/2021   12:29:09   (   0.05, -75.36) (   1.04, -79.58)  482.43                80
 09/28/2021   12:17:23   (   0.05, -75.37) (   0.35, -76.71)  152.47                80