Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 7 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/28/2023   14:59:48   (  -0.41, 163.58) (  -1.15, 166.78)  365.12                80
 07/30/2023   03:25:02   (   0.44, 162.05) (   0.24, 161.30)   85.70                80
 08/01/2023   15:26:29   (  -0.45, 159.54) (  -0.61, 160.25)   81.60                80
 08/03/2023   03:51:43   (   0.47, 158.00) (  -0.29, 154.77)  369.32                80
 08/04/2023   03:30:44   (   0.46, 157.01) (   0.94, 159.18)  247.13                80
 08/05/2023   15:55:50   (  -0.48, 155.48) (  -0.10, 153.72)  200.02                80
 08/06/2023   15:34:49   (  -0.46, 154.48) (  -1.27, 158.14)  416.32                80
 08/08/2023   04:00:05   (   0.48, 152.94) (   0.43, 152.64)   33.91                80
 08/09/2023   16:22:30   (  -0.50, 151.41) (   0.46, 147.20)  480.24                80
 08/10/2023   16:01:31   (  -0.49, 150.41) (  -0.78, 151.60)  136.11                80