Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 3 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/04/2023   22:20:17   (  -0.12,-127.94) (   0.50,-125.28)  303.76                80
 03/06/2023   10:42:40   (   0.12,-127.88) (   0.74,-130.66)  316.89                80
 03/07/2023   10:26:59   (   0.12,-127.85) (  -0.26,-126.21)  187.31                80
 03/08/2023   22:49:30   (  -0.12,-127.83) (  -0.96,-131.64)  433.40                80
 03/09/2023   22:28:27   (  -0.12,-127.80) (  -0.01,-127.18)   70.45                80
 03/12/2023   10:32:29   (   0.13,-127.70) (   0.23,-128.12)   47.88                80
 03/13/2023   10:16:48   (   0.13,-127.67) (  -0.78,-123.67)  455.45                80
 03/14/2023   22:37:21   (  -0.13,-127.63) (  -0.48,-129.09)  166.77                37
 03/15/2023   22:18:17   (  -0.14,-127.59) (   0.54,-124.64)  335.92                80
 03/17/2023   10:40:39   (   0.14,-127.50) (   0.72,-130.02)  287.75                80