Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 1 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/19/2025   22:03:21   (  -0.02,-104.65) (  -0.87,-108.39)  426.24                80
 01/20/2025   21:47:17   (  -0.03,-104.65) (   0.16,-103.84)   92.74                80
 01/22/2025   10:09:04   (   0.03,-104.73) (   0.99,-109.07)  494.72                80
 01/23/2025   09:47:38   (   0.03,-104.73) (   0.01,-104.51)   24.18                80
 01/25/2025   21:50:50   (  -0.04,-104.65) (  -0.16,-105.23)   65.23                80
 01/26/2025   21:34:46   (  -0.04,-104.65) (   0.89,-100.68)  453.48                80
 01/28/2025   09:56:32   (   0.05,-104.72) (   0.31,-105.90)  134.28                80
 01/29/2025   09:35:08   (   0.05,-104.72) (  -0.74,-101.36)  384.25                80
 01/30/2025   21:57:03   (  -0.06,-104.64) (  -0.48,-106.61)  223.71                80
 01/31/2025   21:40:57   (  -0.06,-104.64) (   0.52,-102.05)  295.13                80