Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 4 13.  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)
 04/13/2021   11:39:53   (   0.03, -75.23) (  -0.12, -74.64)   66.74                80
 04/14/2021   11:28:10   (   0.02, -75.23) (  -0.78, -71.78)  394.20                80
 04/16/2021   00:03:26   (  -0.03, -75.21) (  -1.07, -79.57)  498.69                80
 04/16/2021   23:51:43   (  -0.03, -75.22) (  -0.39, -76.71)  171.01                80
 04/17/2021   23:37:19   (  -0.02, -75.23) (   0.28, -73.85)  156.79                80
 04/18/2021   23:25:36   (  -0.02, -75.24) (   0.96, -70.99)  484.64                80
 04/20/2021   12:00:53   (   0.02, -75.28) (   0.84, -78.80)  401.45                80
 04/21/2021   11:49:10   (   0.02, -75.29) (   0.17, -75.93)   73.33                80
 04/22/2021   11:34:46   (   0.02, -75.30) (  -0.50, -73.07)  254.95                80
 04/24/2021   23:58:18   (  -0.02, -75.31) (  -0.67, -78.00)  307.50                80
 04/25/2021   23:43:54   (  -0.02, -75.33) (   0.01, -75.14)   21.33                80
 04/26/2021   23:32:11   (  -0.02, -75.35) (   0.69, -72.28)  350.13                80