Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 1 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/18/2023   06:44:29   (  -0.05, -75.19) (  -0.90, -71.29)  443.46                80
 01/19/2023   19:04:23   (   0.05, -75.19) (  -0.32, -76.73)  175.55                80
 01/20/2023   18:48:43   (   0.04, -75.19) (   0.71, -72.29)  330.87                80
 01/22/2023   07:11:09   (  -0.04, -75.19) (   0.50, -77.69)  284.92                80
 01/23/2023   06:50:08   (  -0.04, -75.19) (  -0.47, -73.25)  221.77                80
 01/24/2023   19:12:42   (   0.04, -75.21) (  -0.72, -78.69)  396.08                80
 01/25/2023   18:57:02   (   0.04, -75.22) (   0.26, -74.24)  111.36                80
 01/28/2023   06:58:27   (  -0.04, -75.25) (  -0.03, -75.20)    5.84                80
 01/30/2023   19:02:41   (   0.03, -75.29) (  -0.15, -76.19)  102.83                80
 01/31/2023   18:47:00   (   0.03, -75.31) (   0.84, -71.75)  405.55                80