Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 3 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/02/2022   10:28:55   (   0.05,-127.44) (   0.73,-130.35)  332.74                80
 03/03/2022   10:07:52   (   0.05,-127.39) (  -0.30,-125.91)  169.81                80
 03/04/2022   22:30:21   (  -0.05,-127.35) (  -0.96,-131.32)  452.55                80
 03/05/2022   22:14:38   (  -0.05,-127.31) (   0.08,-126.88)   50.21                80
 03/08/2022   10:18:35   (   0.05,-127.18) (   0.18,-127.81)   71.42                80
 03/09/2022   09:57:31   (   0.05,-127.13) (  -0.80,-123.35)  430.55                80
 03/10/2022   22:20:00   (  -0.06,-127.07) (  -0.47,-128.76)  193.24                80
 03/11/2022   22:04:17   (  -0.06,-127.02) (   0.57,-124.32)  308.72                80
 03/13/2022   10:26:37   (   0.07,-126.93) (   0.71,-129.69)  315.77                80
 03/14/2022   10:05:34   (   0.07,-126.87) (  -0.33,-125.25)  185.66                80