Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 10 18.  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)
 10/18/2022   12:45:52   (  72.25, -11.73) 10/18/2022   12:46:34  (  72.24, -11.74)    0.70                42
 10/18/2022   13:36:35   ( -72.16, 155.76) 10/18/2022   13:36:00  ( -72.16, 155.75)    0.35                35
 10/21/2022   02:31:20   ( -72.27, -38.12) 10/21/2022   02:32:21  ( -72.29, -38.13)    2.08                61
 10/21/2022   03:22:05   (  72.19, 129.35) 10/21/2022   03:21:48  (  72.17, 129.30)    2.57                17
 10/21/2022   04:12:33   ( -71.34, -61.75) 10/21/2022   04:11:27  ( -71.39, -64.36)   93.26                66
 10/23/2022   16:16:56   (  72.56, -65.06) 10/23/2022   16:18:07  (  72.44, -64.34)   27.69                71
 10/23/2022   17:07:34   ( -72.23, 102.93) 10/23/2022   17:07:36  ( -72.21, 102.89)    2.51                 2
 10/23/2022   17:58:16   (  71.99, -89.30) 10/23/2022   17:57:03  (  72.08, -89.68)   16.62                73
 10/26/2022   06:53:05   (  72.27,  76.50) 10/26/2022   06:53:23  (  72.28,  76.54)    1.48                18
 10/26/2022   07:43:48   ( -72.19,-116.03) 10/26/2022   07:42:50  ( -72.16,-116.02)    3.49                58
 10/28/2022   20:38:33   ( -72.28,  50.14) 10/28/2022   20:39:11  ( -72.29,  50.10)    2.09                38
 10/28/2022   21:29:18   (  72.19,-142.38) 10/28/2022   21:28:37  (  72.20,-142.42)    1.64                41
 10/31/2022   10:24:04   (  72.34,  23.68) 10/31/2022   10:24:57  (  72.36,  23.74)    2.79                53
 10/31/2022   11:14:47   ( -72.26,-168.85) 10/31/2022   11:14:24  ( -72.26,-168.78)    2.56                23