Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 6 6.  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)
 06/08/2025   04:08:56   ( -75.87, -54.61) 06/08/2025   04:09:13  ( -75.88, -54.48)    3.81                17
 06/08/2025   04:59:40   (  75.82, 112.89) 06/08/2025   04:58:40  (  75.82, 112.97)    2.19                60
 06/10/2025   19:35:03   (  76.33,-107.70) 06/10/2025   19:36:10  (  76.25,-105.10)   69.26                67
 06/10/2025   20:25:37   ( -75.86,  61.32) 06/10/2025   20:25:45  ( -75.88,  61.40)    3.34                 8
 06/10/2025   21:16:21   (  75.81,-131.21) 06/10/2025   21:15:12  (  75.81,-131.16)    1.10                69
 06/13/2025   11:51:36   (  75.98,   9.50) 06/13/2025   11:52:48  (  75.94,   9.80)    9.42                72
 06/13/2025   12:42:18   ( -75.86, 177.22) 06/13/2025   12:42:17  ( -75.87, 177.23)    1.03                 1
 06/13/2025   13:32:58   (  75.63, -14.70) 06/13/2025   13:31:46  (  75.70, -15.64)   26.74                72
 06/16/2025   04:08:15   (  75.90, 125.68) 06/16/2025   04:09:20  (  75.90, 125.57)    3.09                65
 06/16/2025   04:58:59   ( -75.86, -66.89) 06/16/2025   04:58:48  ( -75.89, -66.84)    2.93                11
 06/16/2025   05:49:30   (  75.23, 102.51) 06/16/2025   05:48:26  (  75.26,  99.01)   99.15                64
 06/18/2025   20:24:55   (  75.91,-118.46) 06/18/2025   20:25:50  (  75.90,-118.55)    2.57                55
 06/18/2025   21:15:39   ( -75.88,  48.97) 06/18/2025   21:15:18  ( -75.89,  49.04)    2.53                21