Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 6 27.  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)
 06/27/2022   03:59:31   (  71.48, 120.16) 06/27/2022   03:58:23  (  71.48, 120.13)    1.03                68
 06/29/2022   17:45:11   ( -71.91,  93.00) 06/29/2022   17:46:22  ( -71.82,  93.65)   24.97                71
 06/29/2022   18:35:52   (  71.60, -99.11) 06/29/2022   18:35:51  (  71.62, -99.05)    2.92                 1
 06/29/2022   19:26:34   ( -71.49,  68.41) 06/29/2022   19:25:21  ( -71.49,  68.39)    1.13                73
 07/02/2022   09:12:12   (  71.67,  41.70) 07/02/2022   09:13:20  (  71.69,  41.67)    1.57                68
 07/02/2022   10:02:55   ( -71.61,-150.87) 07/02/2022   10:02:49  ( -71.62,-150.80)    2.62                 6
 07/02/2022   10:53:33   (  71.14,  17.28) 07/02/2022   10:52:22  (  71.19,  16.15)   40.83                71
 07/05/2022   00:39:15   ( -71.69, -10.07) 07/05/2022   00:40:18  ( -71.68, -10.10)    1.43                63
 07/05/2022   01:30:00   (  71.58, 157.44) 07/05/2022   01:29:45  (  71.58, 157.38)    2.22                15
 07/05/2022   02:20:32   ( -70.95, -34.14) 07/05/2022   02:19:23  ( -71.03, -35.87)   63.32                69
 07/07/2022   16:06:20   (  71.66, -61.77) 07/07/2022   16:07:13  (  71.68, -61.85)    3.39                53
 07/07/2022   16:57:03   ( -71.60, 105.66) 07/07/2022   16:56:42  ( -71.62, 105.68)    1.92                21
 07/10/2022   07:33:22   ( -71.69,-113.55) 07/10/2022   07:34:09  ( -71.71,-113.56)    2.20                47
 07/10/2022   08:24:07   (  71.58,  53.95) 07/10/2022   08:23:36  (  71.60,  53.90)    2.92                31