Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 2 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/23/2023   10:44:36   (   0.09,-128.12) (   0.83,-131.27)  359.55                80
 02/24/2023   10:28:55   (   0.10,-128.11) (  -0.20,-126.83)  145.75                80
 02/25/2023   22:51:27   (  -0.10,-128.09) (  -1.04,-132.25)  474.10                80
 02/26/2023   22:30:25   (  -0.10,-128.07) (  -0.06,-127.80)   30.73                80
 03/01/2023   10:34:28   (   0.11,-128.01) (   0.27,-128.75)   83.95                80
 03/02/2023   10:18:46   (   0.11,-127.99) (  -0.71,-124.30)  420.71                80
 03/03/2023   22:41:18   (  -0.12,-127.97) (  -0.51,-129.72)  199.81                80
 03/04/2023   22:20:16   (  -0.12,-127.94) (   0.48,-125.27)  304.48                80
 03/06/2023   10:42:40   (   0.12,-127.89) (   0.76,-130.66)  315.78                80
 03/07/2023   10:26:58   (   0.12,-127.87) (  -0.24,-126.21)  188.64                80
 03/08/2023   22:49:29   (  -0.12,-127.85) (  -0.96,-131.64)  431.84                80