Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 11 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/12/2023   22:18:20   (   0.03,  61.73) (   0.48,  59.73)  228.54                80
 11/13/2023   21:57:13   (   0.05,  61.74) (  -0.51,  64.20)  280.70                80
 11/15/2023   10:19:37   (  -0.02,  61.80) (  -0.73,  58.82)  340.97                80
 11/16/2023   10:03:51   (  -0.03,  61.81) (   0.33,  63.28)  168.52                80
 11/17/2023   22:26:08   (   0.00,  61.75) (   0.85,  57.92)  437.20                80
 11/18/2023   22:07:41   (   0.02,  61.77) (  -0.15,  62.39)   71.20                80
 11/21/2023   10:08:58   (  -0.00,  61.86) (  -0.08,  61.48)   43.94                80
 11/22/2023   09:53:11   (  -0.01,  61.87) (   0.93,  65.95)  465.16                80
 11/23/2023   22:15:28   (  -0.01,  61.82) (   0.24,  60.59)  139.88                80
 11/24/2023   21:54:20   (   0.01,  61.83) (  -0.71,  65.07)  368.41                80