Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 5 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)
 05/14/2023   18:52:07   (   0.02, -75.20) (   0.66, -72.30)  330.35                80
 05/16/2023   07:17:06   (  -0.02, -75.21) (   0.55, -77.67)  280.54                80
 05/17/2023   06:56:03   (  -0.02, -75.22) (  -0.47, -73.22)  228.63                80
 05/18/2023   19:21:11   (   0.02, -75.24) (  -0.76, -78.63)  385.98                80
 05/19/2023   19:00:08   (   0.02, -75.26) (   0.27, -74.17)  123.54                80
 05/21/2023   07:25:07   (  -0.02, -75.28) (   0.93, -79.55)  486.39                80
 05/22/2023   07:04:02   (  -0.02, -75.29) (  -0.04, -75.08)   23.56                80
 05/24/2023   19:10:47   (   0.01, -75.33) (  -0.14, -76.04)   80.12                80
 05/25/2023   18:52:23   (   0.01, -75.36) (   0.84, -71.57)  430.41                80
 05/27/2023   07:14:42   (  -0.01, -75.39) (   0.36, -76.95)  177.97                80