Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 1 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/20/2025   21:47:16   (  -0.03,-104.65) (   0.13,-103.83)   92.91                80
 01/22/2025   10:09:03   (   0.03,-104.73) (   1.02,-109.06)  494.81                80
 01/23/2025   09:47:39   (   0.03,-104.73) (  -0.02,-104.52)   23.87                80
 01/25/2025   21:50:50   (  -0.04,-104.65) (  -0.18,-105.22)   65.12                80
 01/26/2025   21:34:45   (  -0.04,-104.65) (   0.87,-100.68)  453.60                80
 01/28/2025   09:56:32   (   0.05,-104.72) (   0.32,-105.90)  134.34                80
 01/29/2025   09:35:07   (   0.05,-104.72) (  -0.73,-101.35)  384.20                80
 01/30/2025   21:57:02   (  -0.06,-104.64) (  -0.48,-106.61)  223.52                80
 01/31/2025   21:40:57   (  -0.06,-104.64) (   0.52,-102.05)  295.33                80
 02/02/2025   10:02:43   (   0.06,-104.72) (   0.66,-107.27)  292.10                80