Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 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)
 06/29/2023   01:33:03   (  73.64, 156.65) 06/29/2023   01:33:17  (  73.64, 156.76)    3.38                14
 06/29/2023   02:23:46   ( -73.55, -35.81) 06/29/2023   02:22:43  ( -73.53, -35.83)    2.40                63
 07/01/2023   12:46:35   (  74.19, -13.02) 07/01/2023   12:47:43  (  74.05, -11.03)   62.71                68
 07/01/2023   13:37:08   ( -73.61, 155.74) 07/01/2023   13:37:15  ( -73.63, 155.71)    2.12                 7
 07/01/2023   14:27:51   (  73.43, -36.53) 07/01/2023   14:26:38  (  73.49, -36.92)   13.65                73
 07/04/2023   00:50:34   ( -73.87, -13.19) 07/04/2023   00:51:45  ( -73.80, -12.58)   20.43                71
 07/04/2023   01:41:15   (  73.60, 154.78) 07/04/2023   01:41:09  (  73.61, 154.67)    3.68                 6
 07/04/2023   02:31:50   ( -73.11, -36.78) 07/04/2023   02:30:41  ( -73.19, -38.54)   57.43                69
 07/06/2023   12:54:38   (  73.72, -13.81) 07/06/2023   12:55:40  (  73.70, -13.79)    1.79                62
 07/06/2023   13:45:21   ( -73.63, 153.72) 07/06/2023   13:45:05  ( -73.65, 153.75)    2.93                16
 07/09/2023   00:58:43   ( -73.70, -14.76) 07/09/2023   00:59:36  ( -73.72, -14.76)    2.02                53
 07/09/2023   01:49:28   (  73.62, 152.74) 07/09/2023   01:48:58  (  73.63, 152.70)    1.13                30