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

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/17/2025   09:04:32   (   0.00, -94.14) (  -0.72, -90.98)  359.99                80
 05/18/2025   21:29:05   (  -0.01, -94.94) (  -0.30, -96.25)  149.55                80
 05/19/2025   21:07:37   (  -0.01, -95.46) (   0.82, -91.71)  427.46                80
 05/21/2025   09:32:00   (   0.01, -96.25) (   0.14, -96.94)   78.67                80
 05/22/2025   09:10:33   (   0.01, -96.77) (  -0.99, -92.40)  498.26                80
 05/23/2025   21:35:05   (  -0.01, -97.57) (  -0.03, -97.67)   11.05                80
 05/26/2025   09:35:20   (   0.01, -98.88) (  -0.09, -98.35)   60.00                80
 05/27/2025   21:59:52   (  -0.01, -99.68) (  -0.92,-103.62)  450.32                80
 05/28/2025   21:38:26   (  -0.00,-100.19) (   0.28, -99.09)  126.72                80
 05/30/2025   10:02:48   (   0.00,-100.99) (   0.74,-104.31)  378.79                80