Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 7 14.  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)
 07/15/2025   14:20:53   ( -76.00, 152.95) 07/15/2025   14:21:20  ( -76.01, 152.93)    0.89                27
 07/15/2025   15:11:37   (  75.95, -39.55) 07/15/2025   15:10:47  (  75.94, -39.63)    2.27                50
 07/18/2025   06:37:33   ( -76.01, -91.18) 07/18/2025   06:37:51  ( -75.99, -91.25)    3.21                18
 07/18/2025   07:28:17   (  75.95,  76.33) 07/18/2025   07:27:17  (  75.96,  76.32)    1.05                60
 07/20/2025   22:03:38   (  76.48,-144.34) 07/20/2025   22:04:45  (  76.36,-141.81)   67.23                67
 07/20/2025   22:54:12   ( -76.02,  24.69) 07/20/2025   22:54:20  ( -76.00,  24.68)    2.04                 8
 07/20/2025   23:44:56   (  75.97,-167.81) 07/20/2025   23:43:46  (  75.98,-167.76)    1.86                70
 07/23/2025   14:20:09   (  76.09, -26.99) 07/23/2025   14:21:21  (  76.07, -26.86)    4.23                72
 07/23/2025   15:10:52   ( -76.04, 140.53) 07/23/2025   15:10:50  ( -76.01, 140.57)    3.44                 2
 07/23/2025   16:01:30   (  75.71, -51.02) 07/23/2025   16:00:20  (  75.78, -52.46)   40.48                70
 07/26/2025   06:36:48   (  76.07,  89.01) 07/26/2025   06:37:51  (  76.06,  89.00)    0.68                63
 07/26/2025   07:27:31   ( -76.01,-103.47) 07/26/2025   07:27:20  ( -76.00,-103.56)    2.72                11