Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 9 25.  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)
 09/27/2022   12:32:56   (  72.82,  -9.82) 09/27/2022   12:34:03  (  72.69,  -7.61)   73.97                67
 09/27/2022   13:23:27   ( -72.09, 158.96) 09/27/2022   13:23:42  ( -72.09, 158.92)    1.43                15
 09/27/2022   14:14:11   (  71.99, -33.53) 09/27/2022   14:13:09  (  71.99, -33.60)    2.56                62
 09/30/2022   03:59:52   ( -72.58, -61.06) 09/30/2022   04:01:02  ( -72.50, -59.73)   45.06                70
 09/30/2022   04:50:29   (  72.12, 107.17) 09/30/2022   04:50:34  (  72.13, 107.25)    3.09                 5
 09/30/2022   05:41:12   ( -72.01, -85.30) 09/30/2022   05:40:04  ( -72.01, -85.32)    1.04                68
 10/02/2022   19:26:49   (  72.32,-112.25) 10/02/2022   19:28:00  (  72.26,-111.91)   13.04                71
 10/02/2022   20:17:30   ( -72.10,  55.49) 10/02/2022   20:17:31  ( -72.09,  55.42)    2.70                 1
 10/02/2022   21:08:12   (  71.89,-136.81) 10/02/2022   21:06:59  (  71.93,-137.21)   14.50                73
 10/05/2022   10:53:48   ( -72.19,-163.73) 10/05/2022   10:54:57  ( -72.20,-163.77)    1.88                69
 10/05/2022   11:44:32   (  72.09,   3.77) 10/05/2022   11:44:24  (  72.10,   3.69)    3.01                 8
 10/05/2022   12:35:09   ( -71.67, 171.88) 10/05/2022   12:33:58  ( -71.77, 170.75)   41.04                71
 10/08/2022   02:20:50   (  72.19, 144.54) 10/08/2022   02:21:50  (  72.20, 144.48)    2.45                60
 10/08/2022   03:11:34   ( -72.12, -48.02) 10/08/2022   03:11:19  ( -72.14, -48.00)    1.74                15