Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 8 10.  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)
 08/10/2023   12:10:32   (  74.29,  -3.67) 08/10/2023   12:11:41  (  74.21,  -2.10)   48.34                69
 08/10/2023   13:01:07   ( -73.84, 164.78) 08/10/2023   13:01:11  ( -73.84, 164.73)    1.56                 4
 08/10/2023   13:51:48   (  73.53, -27.17) 08/10/2023   13:50:37  (  73.60, -28.12)   30.70                71
 08/13/2023   00:14:31   ( -74.10,  -4.15) 08/13/2023   00:15:43  ( -74.00,  -3.59)   20.09                72
 08/13/2023   01:05:13   (  73.84, 163.79) 08/13/2023   01:05:07  (  73.87, 163.78)    2.63                 6
 08/13/2023   01:55:48   ( -73.39, -27.81) 08/13/2023   01:54:38  ( -73.44, -29.46)   52.87                70
 08/15/2023   12:18:34   (  73.96,  -4.80) 08/15/2023   12:19:40  (  73.95,  -4.70)    3.03                66
 08/15/2023   13:09:16   ( -73.85, 162.81) 08/15/2023   13:09:05  ( -73.84, 162.71)    2.96                11
 08/18/2023   00:22:37   ( -73.97,  -5.78) 08/18/2023   00:23:37  ( -73.96,  -5.71)    2.48                60
 08/18/2023   01:13:22   (  73.87, 161.76) 08/18/2023   01:13:00  (  73.88, 161.78)    0.81                22
 08/20/2023   12:26:42   (  73.95,  -6.73) 08/20/2023   12:27:32  (  73.97,  -6.69)    2.21                50
 08/20/2023   13:17:25   ( -73.88, 160.77) 08/20/2023   13:16:57  ( -73.86, 160.72)    2.73                28
 08/23/2023   00:30:44   ( -73.96,  -7.72) 08/23/2023   00:31:27  ( -73.98,  -7.68)    2.38                43
 08/23/2023   01:21:29   (  73.87, 159.80) 08/23/2023   01:20:50  (  73.89, 159.80)    2.48                39