Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 11 24.  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)
 11/25/2020   19:17:42   ( -69.82,  69.11) 11/25/2020   19:18:51  ( -69.74,  70.67)   60.66                69
 11/25/2020   20:08:13   (  69.07,-122.49) 11/25/2020   20:08:28  (  69.08,-122.56)    3.51                15
 11/25/2020   20:58:55   ( -68.97,  44.96) 11/25/2020   20:57:58  ( -68.97,  44.93)    1.03                57
 11/28/2020   11:34:08   ( -70.05,-175.32) 11/28/2020   11:35:15  ( -69.97,-173.14)   83.28                67
 11/28/2020   12:24:36   (  69.14,  -6.67) 11/28/2020   12:24:55  (  69.14,  -6.61)    2.52                19
 11/28/2020   13:15:17   ( -68.99, 160.85) 11/28/2020   13:14:26  ( -68.98, 160.82)    1.86                51
 12/01/2020   04:40:56   (  69.11, 109.30) 12/01/2020   04:41:22  (  69.14, 109.27)    3.34                26
 12/01/2020   05:31:38   ( -69.01, -83.25) 12/01/2020   05:30:52  ( -69.03, -83.23)    2.56                46
 12/03/2020   20:57:18   (  69.13,-134.82) 12/03/2020   20:57:50  (  69.13,-134.87)    2.14                32
 12/03/2020   21:48:00   ( -69.03,  32.64) 12/03/2020   21:47:20  ( -69.02,  32.64)    1.20                40
 12/06/2020   13:13:40   (  69.16, -18.93) 12/06/2020   13:14:17  (  69.16, -18.93)    0.19                37
 12/06/2020   14:04:22   ( -69.06, 148.52) 12/06/2020   14:03:47  ( -69.06, 148.57)    1.83                35