Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 6 19.  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)
 06/21/2023   13:20:42   ( -73.60, 159.72) 06/21/2023   13:21:29  ( -73.62, 159.75)    2.32                47
 06/21/2023   14:11:27   (  73.54, -32.81) 06/21/2023   14:10:51  (  73.55, -32.74)    2.72                36
 06/24/2023   01:24:50   (  73.63, 158.67) 06/24/2023   01:25:25  (  73.63, 158.75)    2.42                35
 06/24/2023   02:15:33   ( -73.52, -33.77) 06/24/2023   02:14:51  ( -73.52, -33.83)    2.18                42
 06/26/2023   13:28:56   ( -73.62, 157.71) 06/26/2023   13:29:24  ( -73.63, 157.73)    1.97                28
 06/26/2023   14:19:41   (  73.55, -34.82) 06/26/2023   14:18:46  (  73.55, -34.78)    1.29                55
 06/29/2023   01:33:03   (  73.65, 156.64) 06/29/2023   01:33:18  (  73.63, 156.73)    3.30                15
 06/29/2023   02:23:46   ( -73.54, -35.80) 06/29/2023   02:22:44  ( -73.53, -35.83)    1.66                62
 07/01/2023   12:46:36   (  74.24, -13.14) 07/01/2023   12:47:43  (  74.12, -10.88)   70.13                67
 07/01/2023   13:37:09   ( -73.65, 155.64) 07/01/2023   13:37:16  ( -73.65, 155.76)    3.54                 7