Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 5 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/15/2022   22:08:34   (  -0.08,-127.72) (   0.60,-124.83)  330.21                80
 05/17/2022   10:28:12   (   0.06,-127.65) (   0.66,-130.20)  291.62                80
 05/18/2022   10:12:29   (   0.07,-127.61) (  -0.37,-125.75)  211.78                80
 05/19/2022   22:32:16   (  -0.05,-127.55) (  -0.85,-131.17)  411.90                80
 05/20/2022   22:16:32   (  -0.06,-127.51) (   0.13,-126.71)   91.70                80
 05/23/2022   10:17:46   (   0.05,-127.39) (   0.10,-127.63)   26.74                80
 05/24/2022   10:02:02   (   0.07,-127.35) (  -0.89,-123.17)  476.56                80
 05/25/2022   22:21:49   (  -0.04,-127.29) (  -0.31,-128.58)  147.54                80
 05/26/2022   22:06:05   (  -0.05,-127.24) (   0.67,-124.13)  356.00                80
 05/28/2022   10:25:44   (   0.02,-127.17) (   0.54,-129.51)  265.84                80