Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 7 19.  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)
 07/19/2025   07:09:54   (  77.88,  72.83) 07/19/2025   07:10:19  (  77.87,  72.80)    1.48                25
 07/19/2025   08:00:37   ( -77.83,-119.57) 07/19/2025   07:59:39  ( -77.83,-119.71)    3.27                58
 07/21/2025   17:31:20   ( -77.88,  97.55) 07/21/2025   17:32:00  ( -77.90,  97.46)    3.11                40
 07/21/2025   18:22:05   (  77.88, -95.11) 07/21/2025   18:21:20  (  77.87, -95.01)    2.43                45
 07/24/2025   03:52:48   (  77.93, 121.99) 07/24/2025   03:53:41  (  77.93, 122.11)    2.67                53
 07/24/2025   04:43:31   ( -77.88, -70.41) 07/24/2025   04:43:01  ( -77.89, -70.39)    1.86                30
 07/26/2025   14:14:14   ( -77.93, 146.68) 07/26/2025   14:15:22  ( -77.94, 146.70)    1.36                68
 07/26/2025   15:04:58   (  77.89, -45.76) 07/26/2025   15:04:42  (  77.90, -45.80)    2.25                16
 07/29/2025   00:35:51   (  78.33, 169.11) 07/29/2025   00:36:56  (  78.26, 172.63)   79.97                65
 07/29/2025   01:26:25   ( -77.93, -21.31) 07/29/2025   01:26:23  ( -77.91, -21.24)    2.95                 2
 07/31/2025   11:47:51   (  77.95,   3.31) 07/31/2025   11:48:02  (  77.94,   3.41)    2.51                11