Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 5 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/25/2023   00:15:24   (   0.00,-152.24) (   0.02,-152.21)    4.00                80
 05/27/2023   12:16:43   (  -0.01,-153.35) (  -0.03,-153.17)   20.23                80
 05/30/2023   00:23:32   (   0.03,-154.42) (   0.10,-154.18)   27.87                80
 06/01/2023   12:24:51   (  -0.04,-155.51) (  -0.12,-155.15)   41.70                80
 06/04/2023   00:31:38   (   0.06,-156.55) (   0.17,-156.15)   46.30                80
 06/05/2023   12:51:20   (  -0.10,-157.20) (   0.91,-161.55)  496.54                80
 06/06/2023   12:35:37   (  -0.08,-157.61) (  -0.19,-157.12)   56.62                80