Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 5 19.  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)
 05/20/2025   11:02:50   (  75.77,  21.75) 05/20/2025   11:03:14  (  75.79,  21.70)    2.03                24
 05/20/2025   11:53:33   ( -75.73,-170.80) 05/20/2025   11:52:42  ( -75.76,-170.74)    3.02                51
 05/23/2025   03:19:32   (  75.78, 137.64) 05/23/2025   03:19:44  (  75.79, 137.60)    1.87                12
 05/23/2025   04:10:15   ( -75.73, -54.90) 05/23/2025   04:09:13  ( -75.72, -54.99)    3.14                62
 05/25/2025   18:45:34   ( -76.03,  85.33) 05/25/2025   18:46:45  ( -75.94,  86.30)   27.98                71
 05/25/2025   19:36:14   (  75.79,-106.50) 05/25/2025   19:36:14  (  75.78,-106.56)    2.12                 0
 05/25/2025   20:26:56   ( -75.69,  61.14) 05/25/2025   20:25:43  ( -75.70,  60.86)    7.83                73
 05/28/2025   11:02:11   ( -75.86,-158.18) 05/28/2025   11:03:15  ( -75.87,-158.05)    3.50                64
 05/28/2025   11:52:55   (  75.80,   9.34) 05/28/2025   11:52:42  (  75.79,   9.37)    1.48                13
 05/28/2025   12:43:26   ( -75.19, 178.63) 05/28/2025   12:42:21  ( -75.23, 175.40)   91.85                65
 05/31/2025   03:18:52   ( -75.83, -42.18) 05/31/2025   03:19:45  ( -75.82, -42.31)    3.68                53
 05/31/2025   04:09:36   (  75.78, 125.31) 05/31/2025   04:09:11  (  75.79, 125.25)    2.05                25