Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 7 16.  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)
 07/16/2025   20:48:27   ( -77.87,  48.20) 07/16/2025   20:48:37  ( -77.88,  48.29)    2.27                10
 07/16/2025   21:39:10   (  77.79,-144.06) 07/16/2025   21:37:57  (  77.84,-144.18)    6.76                73
 07/19/2025   07:09:54   (  77.88,  72.87) 07/19/2025   07:10:19  (  77.88,  72.86)    1.08                25
 07/19/2025   08:00:38   ( -77.86,-119.72) 07/19/2025   07:59:39  ( -77.84,-119.64)    2.39                59
 07/21/2025   17:31:21   ( -77.91,  97.40) 07/21/2025   17:32:01  ( -77.88,  97.35)    3.58                40
 07/21/2025   18:22:05   (  77.87, -95.06) 07/21/2025   18:21:21  (  77.84, -95.13)    3.18                44
 07/24/2025   03:52:48   (  77.92, 122.05) 07/24/2025   03:53:42  (  77.91, 122.01)    1.58                54
 07/24/2025   04:43:31   ( -77.86, -70.34) 07/24/2025   04:43:02  ( -77.87, -70.47)    3.33                29
 07/26/2025   14:14:14   ( -77.92, 146.76) 07/26/2025   14:15:23  ( -77.93, 146.64)    3.19                69
 07/26/2025   15:04:58   (  77.91, -45.90) 07/26/2025   15:04:42  (  77.89, -45.87)    2.81                16
 07/29/2025   00:35:51   (  78.36, 168.97) 07/29/2025   00:36:55  (  78.29, 172.80)   86.40                64
 07/29/2025   01:26:24   ( -77.92, -21.21) 07/29/2025   01:26:23  ( -77.91, -21.27)    1.76                 1