Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 5 23.  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)
 05/25/2025   18:45:34   ( -76.04,  85.29) 05/25/2025   18:46:45  ( -75.93,  86.27)   28.97                71
 05/25/2025   19:36:14   (  75.79,-106.52) 05/25/2025   19:36:14  (  75.77,-106.58)    2.99                 0
 05/25/2025   20:26:56   ( -75.70,  61.11) 05/25/2025   20:25:42  ( -75.74,  60.97)    5.92                74
 05/28/2025   11:02:12   ( -75.87,-158.20) 05/28/2025   11:03:16  ( -75.86,-158.06)    3.86                64
 05/28/2025   11:52:56   (  75.81,   9.32) 05/28/2025   11:52:43  (  75.79,   9.37)    2.03                13
 05/28/2025   12:43:27   ( -75.20, 178.61) 05/28/2025   12:42:22  ( -75.22, 175.38)   91.50                65
 05/31/2025   03:18:52   ( -75.84, -42.20) 05/31/2025   03:19:45  ( -75.82, -42.30)    3.18                53
 05/31/2025   04:09:36   (  75.78, 125.31) 05/31/2025   04:09:11  (  75.80, 125.27)    2.28                25
 06/02/2025   19:35:34   ( -75.86,  73.64) 06/02/2025   19:36:13  ( -75.87,  73.72)    2.49                39
 06/02/2025   20:26:18   (  75.81,-118.88) 06/02/2025   20:25:40  (  75.79,-118.87)    1.75                38
 06/05/2025   11:52:15   ( -75.84,-170.39) 06/05/2025   11:52:42  ( -75.84,-170.46)    2.04                27