Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 7 14.  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   (  -0.01, -75.20) (   0.18, -76.12)  103.95                80
 07/16/2023   06:53:03   (  -0.01, -75.21) (  -0.79, -71.66)  404.24                80
 07/17/2023   19:15:33   (   0.01, -75.22) (  -0.41, -77.07)  211.14                80
 07/18/2023   18:59:50   (   0.01, -75.23) (   0.62, -72.62)  297.53                80
 07/20/2023   07:22:11   (  -0.01, -75.24) (   0.63, -77.99)  314.41                80
 07/21/2023   07:01:08   (  -0.01, -75.25) (  -0.41, -73.55)  194.74                80
 07/22/2023   19:23:36   (   0.01, -75.28) (  -0.85, -78.95)  419.28                80
 07/23/2023   19:07:54   (   0.01, -75.29) (   0.19, -74.50)   90.34                80
 07/26/2023   07:11:52   (  -0.01, -75.33) (   0.01, -75.43)   10.53                80
 07/27/2023   06:50:48   (  -0.01, -75.35) (  -0.98, -70.97)  499.26                80