Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 8 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/17/2022   10:36:43   (   0.41,-128.08) (   1.03,-130.74)  302.88                80
 08/18/2022   10:15:39   (   0.40,-128.08) (  -0.00,-126.28)  204.67                80
 08/19/2022   22:38:05   (  -0.40,-128.04) (  -1.25,-131.69)  415.82                80
 08/20/2022   22:22:21   (  -0.40,-128.04) (  -0.21,-127.24)   92.08                80
 08/23/2022   10:26:12   (   0.39,-128.06) (   0.42,-128.15)   10.15                80
 08/24/2022   10:05:08   (   0.38,-128.05) (  -0.62,-123.70)  496.66                80
 08/25/2022   22:27:34   (  -0.38,-127.99) (  -0.62,-129.10)  125.59                80
 08/26/2022   22:11:49   (  -0.38,-127.99) (   0.36,-124.64)  381.87                80
 08/28/2022   10:34:06   (   0.38,-128.01) (   0.83,-130.01)  227.51                80
 08/29/2022   10:13:01   (   0.38,-128.00) (  -0.16,-125.55)  279.13                80