Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 7 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/15/2023   07:14:07   (   0.02, -75.20) (   0.19, -76.11)  103.42                80
 07/16/2023   06:53:03   (  -0.01, -75.20) (  -0.78, -71.65)  403.67                80
 07/17/2023   19:15:33   (   0.02, -75.20) (  -0.42, -77.07)  213.11                80
 07/18/2023   18:59:50   (   0.02, -75.21) (   0.61, -72.62)  294.97                80
 07/20/2023   07:22:10   (  -0.02, -75.21) (   0.64, -77.99)  317.73                80
 07/21/2023   07:03:48   (  -0.01, -75.22) (  -0.40, -73.54)  190.99                80
 07/22/2023   19:23:36   (   0.00, -75.23) (  -0.86, -78.94)  423.85                80
 07/23/2023   19:07:54   (  -0.00, -75.24) (   0.18, -74.50)   85.26                80
 07/26/2023   07:11:52   (  -0.01, -75.27) (   0.01, -75.42)   17.35                80
 07/27/2023   06:50:48   (  -0.01, -75.28) (  -0.97, -70.96)  491.72                80
 07/28/2023   19:13:17   (   0.01, -75.30) (  -0.22, -76.38)  122.68                80