Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 8 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/03/2023   03:51:44   (   0.47, 158.01) (  -0.26, 154.77)  369.47                80
 08/04/2023   03:30:44   (   0.46, 157.01) (   0.97, 159.17)  246.96                80
 08/05/2023   15:55:49   (  -0.48, 155.49) (  -0.07, 153.73)  200.83                80
 08/06/2023   15:34:50   (  -0.46, 154.49) (  -1.31, 158.13)  415.43                80
 08/08/2023   04:00:04   (   0.48, 152.95) (   0.41, 152.65)   34.27                80
 08/09/2023   16:22:29   (  -0.50, 151.42) (   0.48, 147.20)  481.21                80
 08/10/2023   16:01:30   (  -0.49, 150.42) (  -0.76, 151.61)  135.07                80
 08/12/2023   04:26:44   (   0.51, 148.88) (  -0.13, 146.12)  314.83                80
 08/13/2023   04:05:45   (   0.50, 147.88) (   1.11, 150.53)  302.10                80
 08/14/2023   16:30:50   (  -0.52, 146.34) (  -0.24, 145.08)  143.67                80
 08/15/2023   16:09:50   (  -0.51, 145.34) (  -1.42, 149.49)  473.26                80