Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 4 14.  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)
 04/14/2021   11:28:10   (   0.02, -75.23) (  -0.79, -71.78)  394.18                80
 04/16/2021   00:03:26   (  -0.03, -75.21) (  -1.06, -79.58)  498.75                80
 04/16/2021   23:51:43   (  -0.03, -75.22) (  -0.38, -76.72)  171.09                80
 04/17/2021   23:37:19   (  -0.02, -75.23) (   0.30, -73.85)  156.66                80
 04/18/2021   23:25:36   (  -0.02, -75.23) (   0.97, -70.99)  484.49                80
 04/20/2021   12:00:53   (   0.02, -75.28) (   0.83, -78.80)  401.63                80
 04/21/2021   11:49:10   (   0.02, -75.29) (   0.16, -75.94)   73.55                80
 04/22/2021   11:34:46   (   0.02, -75.30) (  -0.51, -73.07)  254.71                80
 04/24/2021   23:58:18   (  -0.02, -75.31) (  -0.66, -78.00)  307.83                80
 04/25/2021   23:43:55   (  -0.02, -75.33) (   0.02, -75.14)   20.92                80
 04/26/2021   23:32:11   (  -0.02, -75.34) (   0.69, -72.28)  349.73                80