Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 10 4.  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)
 10/05/2020   21:15:50   (  69.05,-139.57) 10/05/2020   21:16:37  (  69.06,-139.55)    1.42                47
 10/05/2020   22:06:31   ( -68.96,  27.88) 10/05/2020   22:06:07  ( -68.95,  27.94)    2.24                24
 10/05/2020   22:56:57   (  67.87,-163.39) 10/05/2020   22:55:51  (  67.90,-165.70)   96.88                66
 10/08/2020   13:32:13   (  69.08, -23.69) 10/08/2020   13:33:06  (  69.05, -23.69)    3.32                53
 10/08/2020   14:22:53   ( -68.93, 143.84) 10/08/2020   14:22:36  ( -68.95, 143.81)    2.31                17
 10/08/2020   15:13:24   (  68.12, -47.78) 10/08/2020   15:12:15  (  68.17, -49.50)   71.60                69
 10/11/2020   05:48:35   (  69.12,  92.18) 10/11/2020   05:49:33  (  69.09,  92.25)    3.56                58
 10/11/2020   06:39:15   ( -68.95,-100.28) 10/11/2020   06:39:04  ( -68.94,-100.32)    2.66                11
 10/11/2020   07:29:49   (  68.31,  67.89) 10/11/2020   07:28:39  (  68.37,  66.63)   52.32                70
 10/13/2020   22:04:57   (  69.10,-151.88) 10/13/2020   22:06:02  (  69.08,-151.90)    2.12                65
 10/13/2020   22:55:38   ( -68.98,  15.60) 10/13/2020   22:55:32  ( -68.98,  15.61)    0.56                 6
 10/13/2020   23:46:15   (  68.50,-176.45) 10/13/2020   23:45:04  (  68.58,-177.24)   33.43                71
 10/16/2020   14:21:20   (  69.13, -36.01) 10/16/2020   14:22:30  (  69.11, -35.97)    2.50                70
 10/16/2020   15:12:01   ( -69.01, 131.48) 10/16/2020   15:12:00  ( -69.01, 131.54)    2.40                 1
 10/16/2020   16:02:42   (  68.75, -60.86) 10/16/2020   16:01:29  (  68.78, -61.11)   10.53                73