Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 3 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/17/2023   10:43:18   (   0.14,-127.66) (   0.69,-130.02)  269.39                80
 03/18/2023   10:22:16   (   0.14,-127.70) (  -0.34,-125.57)  242.30                80
 03/19/2023   22:44:47   (  -0.14,-127.79) (  -0.89,-130.99)  365.24                80
 03/20/2023   22:29:05   (  -0.14,-127.83) (   0.14,-126.55)  146.56                80
 03/22/2023   10:51:27   (   0.14,-127.86) (   1.06,-131.93)  464.18                80
 03/23/2023   10:30:25   (   0.14,-127.90) (   0.08,-127.48)   47.53                80
 03/25/2023   22:34:34   (  -0.14,-128.03) (  -0.24,-128.46)   49.27                80
 03/26/2023   22:18:51   (  -0.15,-128.06) (   0.75,-124.01)  462.08                80
 03/28/2023   10:41:14   (   0.14,-128.08) (   0.42,-129.40)  149.49                80
 03/29/2023   10:22:51   (   0.15,-128.11) (  -0.58,-124.95)  361.56                80
 03/30/2023   22:42:41   (  -0.15,-128.19) (  -0.62,-130.37)  247.69                80