Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 4 25.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 04/26/2025   09:23:11   ( -75.76,-133.90) 04/26/2025   09:24:21  ( -75.75,-133.87)    1.59                70
 04/26/2025   10:13:56   (  75.70,  33.59) 04/26/2025   10:13:48  (  75.68,  33.58)    2.66                 8
 04/26/2025   11:04:31   ( -75.32,-157.83) 04/26/2025   11:03:22  ( -75.36,-159.70)   52.73                69
 04/29/2025   01:39:54   ( -75.73, -17.92) 04/29/2025   01:40:51  ( -75.75, -17.99)    2.68                57
 04/29/2025   02:30:39   (  75.68, 149.55) 04/29/2025   02:30:18  (  75.68, 149.45)    2.74                21
 05/01/2025   17:56:38   ( -75.76,  97.86) 05/01/2025   17:57:20  ( -75.77,  97.96)    2.92                42
 05/01/2025   18:47:23   (  75.72, -94.67) 05/01/2025   18:46:47  (  75.70, -94.61)    2.21                36
 05/04/2025   10:13:20   ( -75.76,-146.23) 05/04/2025   10:13:48  ( -75.77,-146.18)    2.03                28
 05/04/2025   11:04:05   (  75.71,  21.22) 05/04/2025   11:03:15  (  75.69,  21.24)    2.31                50
 05/07/2025   02:30:03   ( -75.76, -30.36) 05/07/2025   02:30:17  ( -75.74, -30.40)    2.93                14