Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 4 10.  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)
 04/11/2020   23:00:51   ( -69.14,  13.56) 04/11/2020   23:02:02  ( -69.05,  14.06)   22.29                71
 04/11/2020   23:51:30   (  68.78,-178.64) 04/11/2020   23:51:32  (  68.77,-178.65)    1.36                 2
 04/12/2020   00:42:10   ( -68.66, -11.15) 04/12/2020   00:41:01  ( -68.66, -11.15)    0.63                69
 04/14/2020   15:17:16   ( -69.24, 129.32) 04/14/2020   15:18:27  ( -69.12, 130.04)   31.51                71
 04/14/2020   16:07:53   (  68.78, -62.73) 04/14/2020   16:07:58  (  68.78, -62.74)    0.65                 5
 04/14/2020   16:58:34   ( -68.65, 104.76) 04/14/2020   16:57:28  ( -68.67, 104.75)    2.56                66
 04/17/2020   07:33:42   ( -69.35,-114.92) 04/17/2020   07:34:52  ( -69.24,-113.92)   41.23                70
 04/17/2020   08:24:17   (  68.78,  53.18) 04/17/2020   08:24:25  (  68.79,  53.15)    1.71                 8
 04/17/2020   09:14:59   ( -68.70,-139.40) 04/17/2020   09:13:55  ( -68.68,-139.34)    3.20                64
 04/19/2020   23:50:08   ( -69.45,   0.83) 04/19/2020   23:51:18  ( -69.29,   2.05)   50.68                70
 04/20/2020   00:40:41   (  68.78, 169.09) 04/20/2020   00:40:52  (  68.79, 169.05)    2.36                11
 04/20/2020   01:31:23   ( -68.70, -23.50) 04/20/2020   01:30:22  ( -68.69, -23.45)    2.55                61
 04/22/2020   16:06:33   ( -69.51, 116.66) 04/22/2020   16:07:43  ( -69.41, 118.09)   56.70                70
 04/22/2020   16:57:04   (  68.78, -75.01) 04/22/2020   16:57:18  (  68.79, -75.07)    2.72                14
 04/22/2020   17:47:46   ( -68.71,  92.41) 04/22/2020   17:46:48  ( -68.69,  92.44)    2.36                58