Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 1 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/29/2025   10:28:41   (   0.01,  61.71) (   0.97,  65.89)  476.78                80
 01/30/2025   22:50:27   (  -0.02,  61.62) (   0.21,  60.67)  108.87                80
 01/31/2025   22:29:03   (  -0.02,  61.64) (  -0.85,  65.21)  407.43                80
 02/02/2025   10:50:57   (   0.02,  61.80) (  -0.41,  59.97)  209.91                80
 02/03/2025   10:34:52   (   0.02,  61.83) (   0.66,  64.51)  306.36                80
 02/04/2025   22:53:59   (  -0.02,  61.74) (   0.52,  59.29)  279.79                80
 02/05/2025   22:37:53   (  -0.02,  61.77) (  -0.50,  63.84)  235.99                80
 02/07/2025   10:57:08   (   0.03,  61.95) (  -0.74,  58.59)  382.51                80
 02/08/2025   10:41:02   (   0.03,  61.98) (   0.28,  63.15)  132.94                80
 02/09/2025   23:00:08   (  -0.03,  61.90) (   0.88,  57.92)  454.20                80
 02/10/2025   22:44:03   (  -0.04,  61.93) (  -0.14,  62.48)   61.32                80