Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 2 19.  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)
 02/21/2023   08:21:36   ( -72.88,-125.51) 02/21/2023   08:21:55  ( -72.87,-125.57)    2.33                19
 02/21/2023   09:12:21   (  72.80,  41.96) 02/21/2023   09:11:17  (  72.82,  42.00)    2.49                64
 02/23/2023   20:25:48   (  72.91,-126.59) 02/23/2023   20:26:22  (  72.89,-126.66)    2.78                34
 02/23/2023   21:16:32   ( -72.85,  40.83) 02/23/2023   21:15:47  ( -72.85,  40.91)    2.48                45
 02/26/2023   08:29:58   ( -72.93,-127.64) 02/26/2023   08:30:51  ( -72.94,-127.71)    3.06                53
 02/26/2023   09:20:44   (  72.90,  39.73) 02/26/2023   09:20:13  (  72.88,  39.84)    3.83                31
 02/28/2023   20:34:10   (  72.98,-128.77) 02/28/2023   20:35:16  (  72.98,-128.76)    0.48                66
 02/28/2023   21:24:53   ( -72.88,  38.76) 02/28/2023   21:24:42  ( -72.90,  38.72)    2.27                11
 02/28/2023   22:15:23   (  72.04,-152.22) 02/28/2023   22:14:18  (  72.08,-155.11)   99.09                65
 03/03/2023   08:38:28   ( -73.48,-130.90) 03/03/2023   08:39:37  ( -73.33,-129.20)   56.09                69
 03/03/2023   09:29:04   (  72.95,  37.59) 03/03/2023   09:29:05  (  72.95,  37.69)    3.12                 1