Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 3 15.  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)
 03/16/2025   19:54:10   (  77.22,-118.24) 03/16/2025   19:54:28  (  77.23,-118.24)    0.91                18
 03/16/2025   20:44:53   ( -77.17,  49.34) 03/16/2025   20:43:49  ( -77.17,  49.21)    3.38                64
 03/19/2025   06:15:45   ( -77.27, -93.78) 03/19/2025   06:16:37  ( -77.27, -93.70)    1.95                52
 03/19/2025   07:06:29   (  77.21,  73.79) 03/19/2025   07:05:58  (  77.19,  73.70)    3.09                31
 03/21/2025   17:28:03   ( -77.23,  98.39) 03/21/2025   17:28:06  ( -77.23,  98.25)    3.56                 3
 03/21/2025   18:18:39   (  76.83, -92.56) 03/21/2025   18:17:32  (  76.92, -95.21)   67.57                67
 03/24/2025   03:49:37   (  77.26, 122.94) 03/24/2025   03:50:12  (  77.25, 122.76)    4.33                35
 03/24/2025   04:40:21   ( -77.24, -69.68) 03/24/2025   04:39:32  ( -77.24, -69.62)    1.44                49
 03/26/2025   14:11:11   ( -77.29, 147.43) 03/26/2025   14:12:18  ( -77.29, 147.33)    2.38                67
 03/26/2025   15:01:56   (  77.28, -45.18) 03/26/2025   15:01:38  (  77.26, -45.11)    2.69                18
 03/29/2025   01:23:29   ( -77.29, -20.56) 03/29/2025   01:23:43  ( -77.30, -20.52)    1.74                14