Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 10 23.  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)
 10/24/2020   15:10:36   (  69.71, -49.08) 10/24/2020   15:11:45  (  69.59, -47.70)   54.74                69
 10/24/2020   16:01:07   ( -69.05, 119.17) 10/24/2020   16:01:23  ( -69.04, 119.20)    1.77                16
 10/24/2020   16:51:50   (  68.90, -73.31) 10/24/2020   16:50:50  (  68.93, -73.29)    3.21                60
 10/27/2020   07:27:02   (  69.91,  66.53) 10/27/2020   07:28:09  (  69.82,  68.49)   75.74                67
 10/27/2020   08:17:29   ( -69.04,-124.89) 10/27/2020   08:17:51  ( -69.06,-124.90)    1.69                22
 10/27/2020   09:08:13   (  68.95,  42.54) 10/27/2020   09:07:18  (  68.94,  42.60)    2.64                55
 10/29/2020   23:43:28   (  70.12,-177.87) 10/29/2020   23:44:34  (  69.99,-175.39)   94.98                66
 10/30/2020   00:33:52   ( -69.08,  -9.03) 10/30/2020   00:34:19  ( -69.06,  -9.01)    2.35                27
 10/30/2020   01:24:35   (  68.95, 158.47) 10/30/2020   01:23:46  (  68.94, 158.49)    0.85                49
 11/01/2020   16:50:13   ( -69.07, 106.90) 11/01/2020   16:50:46  ( -69.06, 106.88)    1.32                33
 11/01/2020   17:40:56   (  68.94, -85.61) 11/01/2020   17:40:13  (  68.94, -85.63)    0.88                43
 11/04/2020   09:06:36   ( -69.12,-137.24) 11/04/2020   09:07:13  ( -69.12,-137.17)    2.82                37
 11/04/2020   09:57:18   (  68.94,  30.31) 11/04/2020   09:56:41  (  68.94,  30.24)    2.76                37