Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2025 5 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/18/2025   21:29:10   (  -0.01, -94.94) (   0.00, -96.32)  153.34                80
 05/19/2025   21:07:37   (  -0.01, -95.46) (   0.84, -91.71)  427.91                80
 05/21/2025   09:32:00   (   0.02, -96.25) (   0.19, -96.93)   78.24                80
 05/22/2025   09:10:33   (   0.01, -96.77) (  -1.00, -92.40)  498.74                80
 05/23/2025   21:35:05   (  -0.02, -97.58) (  -0.01, -97.67)   10.54                80
 05/26/2025   09:35:20   (   0.01, -98.89) (  -0.11, -98.35)   60.78                80
 05/27/2025   21:59:53   (  -0.01, -99.68) (  -0.90,-103.62)  449.07                80
 05/28/2025   21:38:25   (  -0.00,-100.20) (   0.24, -99.08)  128.02                80
 05/30/2025   10:02:47   (   0.00,-101.00) (   0.77,-104.31)  377.52                80
 05/31/2025   09:41:20   (   0.00,-101.52) (  -0.37, -99.76)  199.63                80