Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 1 15.  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   03:59:37   ( -72.71, -60.09) 01/17/2023   04:00:25  ( -72.70, -60.18)    3.00                48
 01/17/2023   04:50:22   (  72.64, 107.37) 01/17/2023   04:49:48  (  72.65, 107.40)    1.91                34
 01/19/2023   16:03:53   (  72.79, -61.28) 01/19/2023   16:05:02  (  72.77, -61.21)    2.69                69
 01/19/2023   16:54:36   ( -72.67, 106.28) 01/19/2023   16:54:27  ( -72.69, 106.28)    2.50                 9
 01/19/2023   17:45:09   (  71.99, -85.05) 01/19/2023   17:44:01  (  72.05, -87.22)   74.64                68
 01/22/2023   04:58:51   (  72.70, 105.17) 01/22/2023   04:59:04  (  72.72, 105.17)    2.26                13
 01/22/2023   05:49:35   ( -72.63, -87.37) 01/22/2023   05:48:29  ( -72.65, -87.33)    2.05                66
 01/24/2023   17:03:05   ( -72.74, 104.06) 01/24/2023   17:03:42  ( -72.76, 104.05)    1.57                37
 01/24/2023   17:53:50   (  72.68, -88.50) 01/24/2023   17:53:05  (  72.69, -88.41)    3.24                45
 01/27/2023   05:07:20   (  72.80, 102.91) 01/27/2023   05:08:17  (  72.82, 102.99)    3.16                57
 01/27/2023   05:58:04   ( -72.72, -89.61) 01/27/2023   05:57:43  ( -72.69, -89.59)    3.47                21