Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 2 9.  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)
 02/09/2022   20:43:24   ( -70.90,  49.01) 02/09/2022   20:43:58  ( -70.90,  49.02)    0.54                34
 02/09/2022   21:34:09   (  70.81,-143.53) 02/09/2022   21:33:25  (  70.80,-143.49)    1.33                44
 02/12/2022   12:10:34   (  70.89,  -2.74) 02/12/2022   12:10:55  (  70.88,  -2.78)    1.86                21
 02/12/2022   13:01:17   ( -70.80, 164.72) 02/12/2022   13:00:24  ( -70.81, 164.76)    2.06                53
 02/15/2022   02:47:07   (  71.44, 137.22) 02/15/2022   02:48:17  (  71.32, 138.52)   48.04                70
 02/15/2022   03:37:41   ( -70.89, -54.50) 02/15/2022   03:37:53  ( -70.88, -54.54)    1.63                12
 02/15/2022   04:28:26   (  70.79, 112.96) 02/15/2022   04:27:20  (  70.77, 112.95)    2.34                66
 02/17/2022   18:14:09   ( -71.14,  86.00) 02/17/2022   18:15:20  ( -71.10,  86.40)   15.30                71
 02/17/2022   19:04:51   (  70.88,-106.26) 02/17/2022   19:04:49  (  70.88,-106.29)    0.95                 2
 02/17/2022   19:55:32   ( -70.70,  61.36) 02/17/2022   19:54:20  ( -70.71,  61.09)    9.96                72
 02/20/2022   09:41:16   (  70.98,  34.50) 02/20/2022   09:42:18  (  70.97,  34.47)    1.33                62
 02/20/2022   10:31:59   ( -70.90,-158.05) 02/20/2022   10:31:48  ( -70.87,-158.07)    3.45                11
 02/20/2022   11:22:33   (  70.22,  10.36) 02/20/2022   11:21:24  (  70.26,   8.68)   63.34                69
 02/23/2022   01:08:24   ( -70.99, -17.29) 02/23/2022   01:09:16  ( -71.01, -17.25)    2.20                52
 02/23/2022   01:59:09   (  70.89, 150.19) 02/23/2022   01:58:43  (  70.89, 150.22)    1.41                26