Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 1 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/23/2025   09:47:39   (   0.04,-104.71) (  -0.02,-104.52)   22.82                80
 01/25/2025   21:50:50   (  -0.05,-104.66) (  -0.18,-105.22)   63.96                80
 01/26/2025   21:34:45   (  -0.05,-104.67) (   0.87,-100.68)  455.42                80
 01/28/2025   09:56:31   (   0.06,-104.74) (   0.32,-105.90)  132.22                80
 01/29/2025   09:35:07   (   0.06,-104.74) (  -0.73,-101.35)  387.00                80
 01/30/2025   21:57:02   (  -0.06,-104.68) (  -0.48,-106.61)  219.24                80
 01/31/2025   21:40:57   (  -0.07,-104.69) (   0.52,-102.05)  300.27                80
 02/02/2025   10:02:43   (   0.07,-104.76) (   0.66,-107.27)  286.92                80
 02/03/2025   09:41:19   (   0.07,-104.77) (  -0.41,-102.73)  232.53                80
 02/04/2025   22:03:13   (  -0.07,-104.71) (  -0.84,-107.98)  373.71                80
 02/05/2025   21:47:08   (  -0.07,-104.71) (   0.23,-103.43)  145.74                80