Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 1 5.  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)
 01/06/2022   13:31:51   (  70.72, -23.05) 01/06/2022   13:32:13  (  70.71, -23.08)    0.99                22
 01/06/2022   14:22:34   ( -70.60, 144.45) 01/06/2022   14:21:43  ( -70.59, 144.38)    2.71                51
 01/09/2022   04:08:26   (  71.28, 116.90) 01/09/2022   04:09:36  (  71.16, 118.22)   49.07                70
 01/09/2022   04:59:01   ( -70.75, -74.87) 01/09/2022   04:59:12  ( -70.72, -74.83)    3.27                11
 01/09/2022   05:49:45   (  70.63,  92.63) 01/09/2022   05:48:39  (  70.61,  92.66)    2.20                66
 01/11/2022   19:35:29   ( -70.94,  65.71) 01/11/2022   19:36:40  ( -70.89,  66.04)   13.23                71
 01/11/2022   20:26:11   (  70.73,-126.62) 01/11/2022   20:26:08  (  70.73,-126.56)    2.10                 3
 01/11/2022   21:16:52   ( -70.50,  41.06) 01/11/2022   21:15:39  ( -70.56,  40.82)   11.21                73
 01/14/2022   11:02:36   (  70.83,  14.13) 01/14/2022   11:03:36  (  70.84,  14.21)    3.00                60
 01/14/2022   11:53:19   ( -70.71,-178.35) 01/14/2022   11:53:06  ( -70.73,-178.32)    2.86                13
 01/14/2022   12:43:52   (  70.02,  -9.95) 01/14/2022   12:42:43  (  70.07, -11.64)   64.55                69
 01/17/2022   02:29:45   ( -70.81, -37.60) 01/17/2022   02:30:36  ( -70.78, -37.64)    3.32                51
 01/17/2022   03:20:29   (  70.70, 129.88) 01/17/2022   03:20:02  (  70.72, 129.91)    2.25                27