Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 4 21.  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   12:33:13   (  73.25,  -8.45) 04/22/2023   12:33:36  (  73.23,  -8.42)    2.29                23
 04/22/2023   13:23:56   ( -73.18, 159.03) 04/22/2023   13:23:00  ( -73.18, 159.13)    3.27                56
 04/25/2023   00:37:16   ( -73.25,  -9.42) 04/25/2023   00:37:45  ( -73.26,  -9.43)    1.96                29
 04/25/2023   01:28:02   (  73.20, 157.99) 04/25/2023   01:27:08  (  73.19, 158.08)    3.38                54
 04/27/2023   12:41:23   (  73.29, -10.50) 04/27/2023   12:41:53  (  73.29, -10.44)    1.81                30
 04/27/2023   13:32:06   ( -73.20, 157.00) 04/27/2023   13:31:18  ( -73.19, 157.01)    2.09                48
 04/30/2023   00:45:27   ( -73.29, -11.50) 04/30/2023   00:46:02  ( -73.30, -11.48)    0.67                35
 04/30/2023   01:36:12   (  73.21, 155.99) 04/30/2023   01:35:25  (  73.22, 156.02)    1.35                47
 05/02/2023   12:49:33   (  73.32, -12.54) 05/02/2023   12:50:09  (  73.30, -12.54)    2.46                36
 05/02/2023   13:40:16   ( -73.22, 154.99) 05/02/2023   13:39:33  ( -73.25, 155.02)    3.00                43
 05/05/2023   00:53:37   ( -73.34, -13.56) 05/05/2023   00:54:16  ( -73.34, -13.51)    1.90                39
 05/05/2023   01:44:22   (  73.27, 153.90) 05/05/2023   01:43:39  (  73.26, 153.99)    2.85                43