Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 8 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/24/2022   10:05:07   (   0.39,-128.03) (  -0.60,-123.69)  495.33                80
 08/25/2022   22:27:34   (  -0.39,-127.99) (  -0.64,-129.09)  125.92                80
 08/26/2022   22:11:48   (  -0.38,-127.98) (   0.34,-124.63)  381.35                80
 08/28/2022   10:34:05   (   0.38,-127.99) (   0.84,-130.00)  229.59                80
 08/29/2022   10:13:00   (   0.38,-127.97) (  -0.14,-125.54)  276.87                80
 08/30/2022   22:35:26   (  -0.38,-127.91) (  -1.08,-130.94)  346.28                80
 08/31/2022   22:19:42   (  -0.38,-127.90) (  -0.04,-126.49)  160.55                80
 09/02/2022   10:41:58   (   0.37,-127.91) (   1.28,-131.86)  450.45                80
 09/03/2022   10:20:54   (   0.38,-127.88) (   0.24,-127.41)   55.17                80
 09/05/2022   22:24:53   (  -0.36,-127.77) (  -0.52,-128.34)   65.47                80
 09/06/2022   22:09:09   (  -0.36,-127.75) (   0.53,-123.89)  440.18                80