Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 2 1.  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)
 02/02/2020   07:03:32   (  68.83,  73.18) 02/02/2020   07:04:02  (  68.84,  73.23)    2.18                30
 02/02/2020   07:54:12   ( -68.68,-119.30) 02/02/2020   07:53:33  ( -68.67,-119.35)    2.42                39
 02/04/2020   23:19:57   (  68.84,-170.93) 02/04/2020   23:20:35  (  68.82,-170.93)    1.90                38
 02/05/2020   00:10:38   ( -68.73,  -3.47) 02/05/2020   00:10:05  ( -68.71,  -3.43)    2.70                33
 02/07/2020   15:36:22   (  68.84, -55.04) 02/07/2020   15:37:07  (  68.86, -55.02)    1.56                45
 02/07/2020   16:27:03   ( -68.73, 112.43) 02/07/2020   16:26:37  ( -68.75, 112.48)    3.03                26
 02/10/2020   07:52:46   (  68.85,  60.86) 02/10/2020   07:53:39  (  68.83,  60.81)    2.45                53
 02/10/2020   08:43:27   ( -68.73,-131.67) 02/10/2020   08:43:09  ( -68.73,-131.68)    0.61                18
 02/10/2020   09:33:57   (  67.88,  36.75) 02/10/2020   09:32:49  (  67.89,  34.96)   74.95                68
 02/13/2020   00:09:11   (  68.86, 176.75) 02/13/2020   00:10:11  (  68.86, 176.72)    1.55                60
 02/13/2020   00:59:53   ( -68.78, -15.84) 02/13/2020   00:59:41  ( -68.77, -15.77)    3.10                12
 02/13/2020   01:50:27   (  68.15, 152.30) 02/13/2020   01:49:16  (  68.20, 151.19)   46.51                71