Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 8 21.  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)
 08/22/2025   00:32:49   ( -76.16,   0.40) 08/22/2025   00:33:22  ( -76.13,   0.35)    3.20                33
 08/22/2025   01:23:34   (  76.11, 167.89) 08/22/2025   01:22:48  (  76.11, 167.94)    1.57                46
 08/24/2025   16:49:29   ( -76.18, 116.22) 08/24/2025   16:49:49  ( -76.18, 116.37)    3.96                20
 08/24/2025   17:40:13   (  76.09, -76.14) 08/24/2025   17:39:16  (  76.11, -76.20)    2.84                57
 08/27/2025   08:15:36   (  76.63,  63.09) 08/27/2025   08:16:43  (  76.52,  65.75)   69.65                67
 08/27/2025   09:06:09   ( -76.16,-127.80) 08/27/2025   09:06:18  ( -76.16,-127.80)    0.35                 9
 08/27/2025   09:56:54   (  76.12,  39.67) 08/27/2025   09:55:45  (  76.09,  39.62)    3.49                69
 08/30/2025   00:32:07   (  76.22,-179.42) 08/30/2025   00:33:18  (  76.19,-179.43)    2.36                71
 08/30/2025   01:22:49   ( -76.14, -11.84) 08/30/2025   01:22:46  ( -76.17, -11.86)    3.23                 3
 08/30/2025   02:13:27   (  75.79, 156.73) 08/30/2025   02:12:18  (  75.86, 154.79)   53.32                69
 09/01/2025   16:48:47   (  76.21, -63.48) 09/01/2025   16:49:46  (  76.19, -63.55)    2.19                59
 09/01/2025   17:39:30   ( -76.18, 103.95) 09/01/2025   17:39:14  ( -76.17, 104.03)    2.20                16
 09/04/2025   09:05:26   (  76.20,  52.45) 09/04/2025   09:06:12  (  76.23,  52.45)    3.09                46
 09/04/2025   09:56:09   ( -76.17,-140.11) 09/04/2025   09:55:41  ( -76.16,-140.12)    0.65                28