Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 9 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/19/2022   07:03:01   (   0.05, -75.19) (   0.64, -77.71)  288.23                80
 09/20/2022   06:44:37   (   0.05, -75.18) (  -0.41, -73.26)  219.79                80
 09/21/2022   19:07:02   (  -0.04, -75.19) (  -0.82, -78.66)  395.93                80
 09/22/2022   18:51:17   (  -0.03, -75.19) (   0.18, -74.20)  112.60                80
 09/25/2022   06:52:28   (   0.03, -75.19) (   0.02, -75.11)    8.78                80
 09/27/2022   18:56:28   (  -0.03, -75.21) (  -0.23, -76.05)   96.41                80
 09/28/2022   18:40:43   (  -0.03, -75.22) (   0.77, -71.59)  412.98                80
 09/30/2022   07:03:00   (   0.03, -75.22) (   0.44, -76.96)  199.06                80
 10/01/2022   06:41:55   (   0.03, -75.23) (  -0.56, -72.50)  310.14                80
 10/02/2022   19:04:20   (  -0.02, -75.24) (  -0.62, -77.91)  304.15                80