Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 5 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/02/2023   11:38:37   (   0.10,-141.97) (   0.39,-143.27)  148.71                80
 05/03/2023   11:17:36   (   0.11,-142.43) (  -0.73,-138.84)  410.39                80
 05/04/2023   23:42:47   (  -0.08,-143.12) (  -0.36,-144.28)  132.65                80
 05/05/2023   23:21:46   (  -0.10,-143.58) (   0.76,-139.85)  425.96                80
 05/07/2023   11:46:48   (   0.07,-144.32) (   0.27,-145.26)  107.41                80
 05/08/2023   11:25:45   (   0.09,-144.78) (  -0.79,-140.82)  450.42                80
 05/09/2023   23:50:58   (  -0.06,-145.44) (  -0.22,-146.28)   94.76                80
 05/10/2023   23:29:55   (  -0.08,-145.89) (   0.85,-141.84)  462.80                80
 05/12/2023   11:54:58   (   0.05,-146.62) (   0.18,-147.25)   72.02                80
 05/13/2023   11:33:55   (   0.08,-147.06) (  -0.90,-142.81)  485.31                80
 05/14/2023   23:59:06   (  -0.05,-147.72) (  -0.15,-148.26)   60.54                80
 05/15/2023   23:38:04   (  -0.07,-148.17) (   0.94,-143.82)  496.67                80