Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 4 20.  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)
 04/22/2023   12:33:12   (  73.23,  -8.41) 04/22/2023   12:33:35  (  73.25,  -8.39)    1.65                23
 04/22/2023   13:23:55   ( -73.16, 159.07) 04/22/2023   13:23:00  ( -73.15, 159.06)    1.48                55
 04/25/2023   00:37:17   ( -73.28,  -9.49) 04/25/2023   00:37:45  ( -73.28,  -9.40)    2.84                28
 04/25/2023   01:28:02   (  73.18, 158.03) 04/25/2023   01:27:08  (  73.20, 158.11)    3.32                54
 04/27/2023   12:41:23   (  73.27, -10.46) 04/27/2023   12:41:53  (  73.29, -10.43)    3.10                30
 04/27/2023   13:32:06   ( -73.18, 157.05) 04/27/2023   13:31:18  ( -73.19, 157.02)    1.37                48
 04/30/2023   00:45:27   ( -73.27, -11.45) 04/30/2023   00:46:02  ( -73.30, -11.48)    3.30                35
 04/30/2023   01:36:12   (  73.19, 156.04) 04/30/2023   01:35:25  (  73.22, 156.02)    3.52                47
 05/02/2023   12:49:33   (  73.30, -12.49) 05/02/2023   12:50:09  (  73.29, -12.56)    2.32                36
 05/02/2023   13:40:17   ( -73.25, 154.93) 05/02/2023   13:39:33  ( -73.24, 155.00)    2.61                44