Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 9 7.  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)
 09/09/2022   01:14:11   (  72.03, 161.21) 09/09/2022   01:15:09  (  72.07, 161.21)    3.71                58
 09/09/2022   02:04:55   ( -71.98, -31.37) 09/09/2022   02:04:39  ( -71.95, -31.36)    3.36                16
 09/09/2022   02:55:25   (  71.14, 137.46) 09/09/2022   02:54:18  (  71.20, 135.04)   87.16                67
 09/11/2022   16:41:13   ( -72.03, 109.48) 09/11/2022   16:42:08  ( -72.04, 109.39)    3.33                55
 09/11/2022   17:31:58   (  71.97, -83.10) 09/11/2022   17:31:34  (  71.99, -83.05)    2.16                24
 09/14/2022   08:08:17   (  72.08,  57.64) 09/14/2022   08:09:03  (  72.06,  57.67)    3.04                46
 09/14/2022   08:59:00   ( -71.97,-134.83) 09/14/2022   08:58:33  ( -71.95,-134.89)    3.25                27
 09/16/2022   23:35:19   ( -72.09,   5.91) 09/16/2022   23:36:01  ( -72.06,   5.92)    2.28                42
 09/17/2022   00:26:02   (  71.98, 173.41) 09/17/2022   00:25:26  (  72.01, 173.46)    3.20                36
 09/19/2022   15:02:20   (  72.06, -45.77) 09/19/2022   15:02:55  (  72.06, -45.85)    2.60                35
 09/19/2022   15:53:04   ( -71.99, 121.67) 09/19/2022   15:52:24  ( -72.00, 121.69)    1.93                40