Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 3 28.  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)
 03/29/2022   08:19:43   (  71.21,  54.78) 03/29/2022   08:20:49  (  71.19,  54.85)    3.33                66
 03/29/2022   09:10:24   ( -71.06,-137.64) 03/29/2022   09:10:19  ( -71.07,-137.71)    2.78                 5
 03/29/2022   10:01:02   (  70.56,  30.49) 03/29/2022   09:59:52  (  70.64,  29.28)   45.57                70
 03/31/2022   23:46:49   ( -71.20,   3.04) 03/31/2022   23:47:47  ( -71.18,   3.08)    2.74                58
 04/01/2022   00:37:34   (  71.08, 170.56) 04/01/2022   00:37:14  (  71.08, 170.56)    0.18                20
 04/01/2022   01:28:03   ( -70.30, -20.83) 04/01/2022   01:26:55  ( -70.36, -22.89)   77.27                68
 04/03/2022   15:13:58   (  71.19, -48.69) 04/03/2022   15:14:42  (  71.18, -48.68)    1.10                44
 04/03/2022   16:04:40   ( -71.07, 118.82) 04/03/2022   16:04:12  ( -71.06, 118.77)    2.05                28
 04/06/2022   06:41:04   ( -71.18,-100.43) 04/06/2022   06:41:39  ( -71.20,-100.40)    3.38                35
 04/06/2022   07:31:49   (  71.07,  67.07) 04/06/2022   07:31:06  (  71.09,  67.07)    3.17                43
 04/08/2022   22:08:12   (  71.18,-152.20) 04/08/2022   22:08:33  (  71.17,-152.21)    1.54                21
 04/08/2022   22:58:54   ( -71.05,  15.33) 04/08/2022   22:58:03  ( -71.06,  15.26)    2.88                51