Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 6 13.  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)
 06/14/2023   01:08:22   (  73.61, 162.68) 06/14/2023   01:09:33  (  73.61, 162.78)    3.16                71
 06/14/2023   01:59:05   ( -73.50, -29.75) 06/14/2023   01:58:58  ( -73.53, -29.73)    3.03                 7
 06/14/2023   02:49:38   (  72.84, 139.04) 06/14/2023   02:48:31  (  72.89, 136.64)   78.88                67
 06/16/2023   13:12:27   ( -73.57, 161.78) 06/16/2023   13:13:33  ( -73.58, 161.69)    2.95                66
 06/16/2023   14:03:12   (  73.51, -30.76) 06/16/2023   14:02:55  (  73.51, -30.79)    0.68                17
 06/19/2023   01:16:35   (  73.59, 160.75) 06/19/2023   01:17:30  (  73.59, 160.69)    1.88                55
 06/19/2023   02:07:19   ( -73.52, -31.79) 06/19/2023   02:06:55  ( -73.52, -31.79)    0.27                24
 06/21/2023   13:20:42   ( -73.61, 159.71) 06/21/2023   13:21:29  ( -73.63, 159.77)    3.30                47
 06/21/2023   14:11:27   (  73.55, -32.83) 06/21/2023   14:10:51  (  73.55, -32.74)    2.98                36
 06/24/2023   01:24:50   (  73.63, 158.66) 06/24/2023   01:25:25  (  73.63, 158.76)    3.20                35
 06/24/2023   02:15:33   ( -73.52, -33.77) 06/24/2023   02:14:51  ( -73.53, -33.81)    1.53                42
 06/26/2023   13:28:56   ( -73.62, 157.71) 06/26/2023   13:29:25  ( -73.59, 157.65)    3.04                29
 06/26/2023   14:19:41   (  73.55, -34.84) 06/26/2023   14:18:46  (  73.55, -34.77)    2.23                55