Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 6 8.  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)
 06/10/2025   06:54:23   ( -77.66,-103.20) 06/10/2025   06:54:44  ( -77.69,-103.25)    3.56                21
 06/10/2025   07:45:07   (  77.63,  64.30) 06/10/2025   07:44:03  (  77.64,  64.22)    2.71                64
 06/12/2025   17:15:52   (  77.71, -78.74) 06/12/2025   17:16:29  (  77.68, -78.78)    3.23                37
 06/12/2025   18:06:36   ( -77.68,  88.72) 06/12/2025   18:05:50  ( -77.66,  88.81)    2.97                46
 06/15/2025   03:37:20   ( -77.73, -54.12) 06/15/2025   03:38:15  ( -77.73, -54.06)    1.81                55
 06/15/2025   04:28:04   (  77.70, 113.34) 06/15/2025   04:27:34  (  77.69, 113.42)    2.17                30
 06/17/2025   13:58:48   (  77.75, -29.53) 06/17/2025   13:59:59  (  77.74, -29.50)    0.76                71
 06/17/2025   14:49:32   ( -77.71, 137.97) 06/17/2025   14:49:20  ( -77.72, 138.07)    2.66                12
 06/20/2025   01:10:59   (  77.74, 162.53) 06/20/2025   01:11:03  (  77.72, 162.57)    2.58                 4