Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 1 17.  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)
 01/17/2023   04:50:22   (  72.63, 107.38) 01/17/2023   04:49:48  (  72.66, 107.41)    3.04                34
 01/19/2023   16:03:53   (  72.78, -61.28) 01/19/2023   16:05:02  (  72.76, -61.23)    2.87                69
 01/19/2023   16:54:36   ( -72.67, 106.27) 01/19/2023   16:54:27  ( -72.68, 106.26)    1.11                 9
 01/19/2023   17:45:09   (  71.99, -85.05) 01/19/2023   17:44:01  (  72.04, -87.24)   75.14                68
 01/22/2023   04:08:22   ( -73.57, -64.07) 01/22/2023   04:09:27  ( -73.49, -60.98)   97.98                65
 01/22/2023   04:58:51   (  72.71, 105.16) 01/22/2023   04:59:04  (  72.69, 105.11)    2.35                13
 01/22/2023   05:49:35   ( -72.64, -87.39) 01/22/2023   05:48:29  ( -72.61, -87.39)    3.27                66
 01/24/2023   17:03:05   ( -72.76, 104.03) 01/24/2023   17:03:41  ( -72.75, 104.03)    1.31                36
 01/24/2023   17:53:49   (  72.65, -88.42) 01/24/2023   17:53:05  (  72.63, -88.52)    3.53                44
 01/27/2023   05:07:19   (  72.78, 102.97) 01/27/2023   05:08:16  (  72.77, 102.92)    1.76                57
 01/27/2023   05:58:03   ( -72.70, -89.56) 01/27/2023   05:57:41  ( -72.70, -89.57)    0.40                22
 01/29/2023   17:11:37   ( -73.08, 101.28) 01/29/2023   17:12:48  ( -72.96, 102.11)   30.05                71
 01/29/2023   18:02:16   (  72.73, -90.64) 01/29/2023   18:02:14  (  72.73, -90.67)    1.12                 2