Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 4 14.  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)
 04/14/2020   15:17:16   ( -69.23, 129.34) 04/14/2020   15:18:27  ( -69.12, 130.04)   30.09                71
 04/14/2020   16:07:54   (  68.81, -62.78) 04/14/2020   16:07:58  (  68.79, -62.73)    2.87                 4
 04/14/2020   16:58:35   ( -68.69, 104.71) 04/14/2020   16:57:28  ( -68.68, 104.76)    2.44                67
 04/17/2020   07:33:42   ( -69.33,-114.90) 04/17/2020   07:34:53  ( -69.18,-113.99)   39.15                71
 04/17/2020   08:24:18   (  68.81,  53.14) 04/17/2020   08:24:25  (  68.80,  53.16)    1.39                 7
 04/17/2020   09:14:59   ( -68.69,-139.38) 04/17/2020   09:13:55  ( -68.69,-139.34)    1.56                64
 04/19/2020   23:50:07   ( -69.43,   0.87) 04/19/2020   23:51:17  ( -69.30,   2.05)   48.71                70
 04/20/2020   00:40:41   (  68.80, 169.05) 04/20/2020   00:40:51  (  68.80, 169.05)    0.20                10
 04/20/2020   01:31:22   ( -68.68, -23.47) 04/20/2020   01:30:21  ( -68.69, -23.45)    1.59                61
 04/22/2020   16:06:33   ( -69.53, 116.62) 04/22/2020   16:07:42  ( -69.41, 118.09)   58.74                69
 04/22/2020   16:57:05   (  68.80, -75.04) 04/22/2020   16:57:18  (  68.80, -75.06)    0.83                13
 04/22/2020   17:47:46   ( -68.68,  92.44) 04/22/2020   17:46:48  ( -68.69,  92.45)    1.87                58
 04/25/2020   08:22:59   ( -69.64,-127.62) 04/25/2020   08:24:07  ( -69.52,-125.88)   68.96                68
 04/25/2020   09:13:29   (  68.79,  40.87) 04/25/2020   09:13:45  (  68.79,  40.83)    1.87                16
 04/25/2020   10:04:10   ( -68.68,-151.65) 04/25/2020   10:03:15  ( -68.69,-151.67)    2.06                55
 04/28/2020   00:39:24   ( -69.69, -11.79) 04/28/2020   00:40:32  ( -69.62,  -9.84)   75.58                68
 04/28/2020   01:29:54   (  68.85, 156.71) 04/28/2020   01:30:11  (  68.84, 156.78)    2.72                17
 04/28/2020   02:20:34   ( -68.67, -35.74) 04/28/2020   02:19:42  ( -68.69, -35.78)    2.31                52