Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 3 26.  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)
 03/26/2022   16:52:39   ( -71.49, 106.05) 03/26/2022   16:53:50  ( -71.39, 106.92)   33.07                71
 03/26/2022   17:43:19   (  71.11, -85.96) 03/26/2022   17:43:21  (  71.08, -85.93)    3.34                 2
 03/26/2022   18:34:01   ( -71.01,  81.52) 03/26/2022   18:32:50  ( -71.01,  81.60)    2.66                71
 03/29/2022   08:19:43   (  71.20,  54.80) 03/29/2022   08:20:49  (  71.20,  54.87)    2.54                66
 03/29/2022   09:10:25   ( -71.10,-137.70) 03/29/2022   09:10:19  ( -71.08,-137.69)    1.88                 6
 03/29/2022   10:01:03   (  70.61,  30.42) 03/29/2022   09:59:52  (  70.65,  29.30)   41.76                71
 03/31/2022   23:46:49   ( -71.19,   3.06) 03/31/2022   23:47:47  ( -71.20,   3.10)    1.52                58
 04/01/2022   00:37:34   (  71.07, 170.57) 04/01/2022   00:37:14  (  71.09, 170.58)    2.04                20
 04/01/2022   01:28:03   ( -70.29, -20.81) 04/01/2022   01:26:55  ( -70.38, -22.87)   77.45                68
 04/03/2022   15:13:58   (  71.18, -48.68) 04/03/2022   15:14:42  (  71.19, -48.66)    1.61                44
 04/03/2022   16:04:40   ( -71.06, 118.83) 04/03/2022   16:04:12  ( -71.08, 118.80)    2.19                28
 04/06/2022   06:41:03   ( -71.17,-100.42) 04/06/2022   06:41:39  ( -71.17,-100.45)    1.36                36
 04/06/2022   07:31:48   (  71.06,  67.07) 04/06/2022   07:31:06  (  71.06,  67.02)    2.04                42
 04/08/2022   22:08:12   (  71.18,-152.20) 04/08/2022   22:08:33  (  71.19,-152.17)    1.55                21
 04/08/2022   22:58:55   ( -71.10,  15.26) 04/08/2022   22:58:03  ( -71.08,  15.29)    2.42                52