Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 8 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/08/2023   03:59:48   (  -0.44, 153.15) (  -0.53, 152.86)   33.00                80
 08/09/2023   16:22:14   (   0.45, 151.70) (   1.41, 147.42)  487.87                80
 08/10/2023   16:01:14   (   0.43, 150.73) (   0.17, 151.82)  124.25                80
 08/12/2023   04:26:28   (  -0.44, 149.21) (  -1.07, 146.34)  327.18                80
 08/13/2023   04:05:28   (  -0.42, 148.24) (   0.11, 150.75)  285.99                80
 08/14/2023   16:30:33   (   0.43, 146.78) (   0.75, 145.30)  167.85                80
 08/15/2023   16:09:33   (   0.42, 145.81) (  -0.43, 149.72)  445.08                80
 08/17/2023   04:34:47   (  -0.42, 144.28) (  -0.46, 144.24)    5.92                80
 08/18/2023   16:57:12   (   0.42, 142.80) (   1.31, 138.79)  457.22                80
 08/19/2023   16:36:12   (   0.42, 141.83) (   0.12, 143.20)  156.59                80