Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 7 29.  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)
 07/31/2022   10:19:10   (  71.82,  24.98) 07/31/2022   10:20:05  (  71.80,  24.92)    2.55                55
 07/31/2022   11:09:52   ( -71.72,-167.52) 07/31/2022   11:09:34  ( -71.74,-167.56)    2.57                18
 08/03/2022   01:46:12   ( -71.83, -26.77) 08/03/2022   01:47:06  ( -71.82, -26.82)    1.83                54
 08/03/2022   02:36:58   (  71.76, 140.66) 08/03/2022   02:36:32  (  71.78, 140.74)    3.66                26
 08/05/2022   17:13:16   (  71.83, -78.52) 08/05/2022   17:14:03  (  71.86, -78.53)    3.56                47
 08/05/2022   18:03:59   ( -71.77,  88.91) 08/05/2022   18:03:33  ( -71.75,  88.91)    2.36                26
 08/08/2022   08:40:19   ( -71.88,-130.36) 08/08/2022   08:41:04  ( -71.88,-130.27)    3.16                45
 08/08/2022   09:31:04   (  71.78,  37.14) 08/08/2022   09:30:31  (  71.78,  37.19)    1.83                33
 08/11/2022   00:07:23   (  71.85, 177.95) 08/11/2022   00:08:03  (  71.85, 177.91)    1.40                40
 08/11/2022   00:58:06   ( -71.78, -14.60) 08/11/2022   00:57:32  ( -71.80, -14.54)    3.05                34