Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 4 17.  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)
 04/17/2021   23:37:19   (  -0.03, -75.18) (   0.30, -73.86)  151.92                80
 04/18/2021   23:25:35   (  -0.03, -75.18) (   0.92, -70.98)  478.46                80
 04/20/2021   12:00:52   (   0.03, -75.20) (   0.88, -78.79)  409.97                80
 04/21/2021   11:49:09   (   0.03, -75.20) (   0.21, -75.92)   83.14                80
 04/22/2021   11:34:45   (   0.03, -75.20) (  -0.46, -73.06)  243.89                80
 04/24/2021   23:58:17   (  -0.03, -75.18) (  -0.70, -77.99)  321.32                80
 04/25/2021   23:43:54   (  -0.03, -75.19) (  -0.02, -75.13)    6.19                80
 04/26/2021   23:32:10   (  -0.03, -75.19) (   0.66, -72.27)  333.74                80
 04/29/2021   11:55:44   (   0.02, -75.23) (   0.49, -77.21)  226.15                80
 04/30/2021   11:41:21   (   0.02, -75.24) (  -0.19, -74.35)  101.55                80