Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 7 30.  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   (  71.83,  24.95) 07/31/2022   10:20:04  (  71.84,  24.98)    1.25                54
 07/31/2022   11:09:52   ( -71.74,-167.55) 07/31/2022   11:09:34  ( -71.72,-167.59)    2.47                18
 08/03/2022   01:46:12   ( -71.84, -26.80) 08/03/2022   01:47:05  ( -71.86, -26.77)    2.12                53
 08/03/2022   02:36:58   (  71.78, 140.63) 08/03/2022   02:36:32  (  71.76, 140.71)    3.42                26
 08/05/2022   17:13:17   (  71.84, -78.54) 08/05/2022   17:14:04  (  71.84, -78.56)    0.59                47
 08/05/2022   18:04:00   ( -71.78,  88.88) 08/05/2022   18:03:33  ( -71.78,  88.97)    3.24                27
 08/08/2022   08:40:18   ( -71.85,-130.29) 08/08/2022   08:41:04  ( -71.87,-130.30)    2.25                46
 08/08/2022   09:31:03   (  71.74,  37.22) 08/08/2022   09:30:31  (  71.76,  37.17)    2.85                32
 08/11/2022   00:07:23   (  71.86, 177.94) 08/11/2022   00:08:02  (  71.89, 177.98)    3.39                39
 08/11/2022   00:58:06   ( -71.79, -14.62) 08/11/2022   00:57:32  ( -71.79, -14.57)    1.83                34