Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 7 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/26/2023   07:11:51   (   0.03, -75.21) (   0.05, -75.41)   22.68                80
 07/27/2023   06:50:47   (   0.02, -75.21) (  -0.93, -70.95)  485.23                80
 07/28/2023   19:13:17   (   0.01, -75.21) (  -0.27, -76.37)  132.51                80
 07/29/2023   18:57:34   (   0.01, -75.21) (   0.78, -71.92)  375.30                80
 07/31/2023   07:19:54   (  -0.01, -75.21) (   0.43, -77.29)  236.94                80
 08/01/2023   06:58:51   (  -0.01, -75.21) (  -0.56, -72.84)  271.31                80
 08/02/2023   19:21:19   (   0.01, -75.22) (  -0.70, -78.24)  345.04                80
 08/03/2023   19:05:37   (   0.01, -75.22) (   0.35, -73.79)  163.78                80
 08/05/2023   07:27:56   (  -0.01, -75.24) (   0.90, -79.16)  446.87                80
 08/06/2023   07:06:54   (  -0.00, -75.25) (  -0.15, -74.71)   62.45                80