Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 2 8.  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,  49.02) 02/09/2022   20:43:58  ( -70.91,  49.02)    1.16                34
 02/09/2022   21:34:09   (  70.80,-143.52) 02/09/2022   21:33:25  (  70.80,-143.49)    1.18                44
 02/12/2022   12:10:34   (  70.88,  -2.73) 02/12/2022   12:10:55  (  70.88,  -2.78)    1.76                21
 02/12/2022   13:01:17   ( -70.80, 164.73) 02/12/2022   13:00:24  ( -70.82, 164.76)    2.60                53
 02/15/2022   02:47:07   (  71.43, 137.24) 02/15/2022   02:48:17  (  71.32, 138.52)   47.21                70
 02/15/2022   03:37:41   ( -70.88, -54.49) 02/15/2022   03:37:53  ( -70.88, -54.53)    1.69                12
 02/15/2022   04:28:26   (  70.78, 112.98) 02/15/2022   04:27:20  (  70.77, 112.95)    1.69                66
 02/17/2022   18:14:09   ( -71.12,  86.02) 02/17/2022   18:15:21  ( -71.04,  86.32)   13.90                72
 02/17/2022   19:04:51   (  70.87,-106.24) 02/17/2022   19:04:49  (  70.88,-106.29)    2.06                 2
 02/17/2022   19:55:33   ( -70.73,  61.30) 02/17/2022   19:54:19  ( -70.77,  61.18)    5.82                74
 02/20/2022   09:41:16   (  70.96,  34.53) 02/20/2022   09:42:18  (  70.97,  34.46)    3.20                62
 02/20/2022   10:31:59   ( -70.87,-158.02) 02/20/2022   10:31:48  ( -70.86,-158.07)    2.47                11