Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 6 16.  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)
 06/16/2023   13:12:27   ( -73.57, 161.78) 06/16/2023   13:13:33  ( -73.58, 161.69)    2.99                66
 06/16/2023   14:03:12   (  73.51, -30.75) 06/16/2023   14:02:55  (  73.52, -30.78)    1.23                17
 06/19/2023   01:16:35   (  73.58, 160.76) 06/19/2023   01:17:30  (  73.59, 160.70)    2.09                55
 06/19/2023   02:07:19   ( -73.52, -31.79) 06/19/2023   02:06:55  ( -73.52, -31.79)    0.19                24
 06/21/2023   13:20:42   ( -73.60, 159.72) 06/21/2023   13:21:30  ( -73.58, 159.66)    3.32                48
 06/21/2023   14:11:27   (  73.54, -32.82) 06/21/2023   14:10:51  (  73.56, -32.73)    3.24                36
 06/24/2023   01:24:50   (  73.62, 158.68) 06/24/2023   01:25:25  (  73.64, 158.77)    3.25                35
 06/24/2023   02:15:33   ( -73.52, -33.76) 06/24/2023   02:14:51  ( -73.53, -33.81)    2.13                42
 06/26/2023   13:28:56   ( -73.61, 157.73) 06/26/2023   13:29:25  ( -73.60, 157.66)    2.51                29
 06/26/2023   14:19:41   (  73.54, -34.81) 06/26/2023   14:18:46  (  73.56, -34.75)    2.58                55
 06/29/2023   01:33:04   (  73.64, 156.66) 06/29/2023   01:33:19  (  73.65, 156.77)    3.72                15