Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 5 11.  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)
 05/13/2022   05:19:13   ( -71.71, -80.58) 05/13/2022   05:20:24  ( -71.59, -79.81)   29.92                71
 05/13/2022   06:09:52   (  71.34,  87.40) 05/13/2022   06:09:54  (  71.33,  87.41)    1.51                 2
 05/13/2022   07:00:35   ( -71.23,-105.09) 05/13/2022   06:59:24  ( -71.21,-105.15)    3.11                71
 05/15/2022   20:46:14   (  71.44,-131.83) 05/15/2022   20:47:22  (  71.43,-131.83)    0.79                68
 05/15/2022   21:36:57   ( -71.32,  35.70) 05/15/2022   21:36:52  ( -71.31,  35.61)    2.94                 5
 05/15/2022   22:27:35   (  70.90,-156.27) 05/15/2022   22:26:24  (  70.93,-157.33)   38.78                71
 05/18/2022   12:13:20   ( -71.46, 176.38) 05/18/2022   12:14:19  ( -71.45, 176.45)    2.77                59
 05/18/2022   13:04:04   (  71.36, -16.13) 05/18/2022   13:03:46  (  71.35, -16.08)    2.29                18
 05/18/2022   13:54:35   ( -70.61, 152.45) 05/18/2022   13:53:27  ( -70.64, 150.45)   73.78                68
 05/21/2022   03:40:24   (  71.41, 124.72) 05/21/2022   03:41:13  (  71.42, 124.65)    2.92                49
 05/21/2022   04:31:08   ( -71.33, -67.84) 05/21/2022   04:30:43  ( -71.31, -67.90)    3.34                25
 05/23/2022   19:07:30   ( -71.44,  72.92) 05/23/2022   19:08:10  ( -71.43,  72.90)    1.09                40
 05/23/2022   19:58:14   (  71.34,-119.60) 05/23/2022   19:57:37  (  71.32,-119.63)    2.96                37