Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 9 17.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/18/2025   04:38:25   (  78.17, 110.75) 09/18/2025   04:38:43  (  78.15, 110.62)    3.50                18
 09/18/2025   05:29:08   ( -78.13, -81.72) 09/18/2025   05:28:04  ( -78.13, -81.80)    1.86                64
 09/20/2025   14:59:50   ( -78.20, 135.27) 09/20/2025   15:00:15  ( -78.20, 135.39)    2.81                25
 09/20/2025   15:50:34   (  78.15, -57.11) 09/20/2025   15:49:33  (  78.17, -57.04)    3.29                61
 09/23/2025   01:21:16   (  78.19, 160.05) 09/23/2025   01:21:45  (  78.22, 160.08)    3.65                29
 09/23/2025   02:12:00   ( -78.18, -32.59) 09/23/2025   02:11:07  ( -78.16, -32.53)    2.61                53
 09/25/2025   11:42:42   ( -78.22,-175.43) 09/25/2025   11:43:19  ( -78.20,-175.47)    2.89                37
 09/25/2025   12:33:26   (  78.18,  -7.86) 09/25/2025   12:32:37  (  78.17,  -7.92)    1.47                49
 09/27/2025   22:04:08   (  78.23,-150.75) 09/27/2025   22:04:48  (  78.24,-150.72)    1.24                40
 09/27/2025   22:54:52   ( -78.21,  16.66) 09/27/2025   22:54:10  ( -78.18,  16.68)    3.55                42
 09/30/2025   08:25:34   ( -78.26,-126.22) 09/30/2025   08:26:21  ( -78.23,-126.19)    3.25                47