Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 11 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/24/2023   21:06:16   (   0.00,-104.65) (   0.53,-102.21)  277.42                80
 11/26/2023   09:28:32   (  -0.00,-104.69) (   0.62,-107.58)  328.87                80
 11/27/2023   09:07:25   (   0.00,-104.69) (  -0.33,-103.10)  180.85                80
 11/28/2023   21:29:48   (  -0.01,-104.65) (  -0.89,-108.48)  436.67                80
 11/29/2023   21:14:01   (  -0.01,-104.65) (   0.13,-104.01)   73.32                80
 12/02/2023   09:17:50   (   0.02,-104.69) (   0.04,-104.89)   22.53                80
 12/03/2023   08:56:43   (   0.02,-104.69) (  -0.93,-100.41)  487.64                80
 12/04/2023   21:19:06   (  -0.03,-104.66) (  -0.29,-105.80)  129.47                80
 12/05/2023   21:03:20   (  -0.03,-104.67) (   0.74,-101.33)  380.91                80
 12/07/2023   09:25:34   (   0.03,-104.71) (   0.49,-106.67)  223.91                80