Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 4 26.  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)
 04/27/2022   09:27:16   (  71.31,  37.98) 04/27/2022   09:28:13  (  71.31,  37.93)    1.71                57
 04/27/2022   10:17:59   ( -71.21,-154.53) 04/27/2022   10:17:42  ( -71.24,-154.55)    3.50                17
 04/27/2022   11:08:29   (  70.34,  14.21) 04/27/2022   11:07:23  (  70.37,  11.79)   90.45                66
 04/30/2022   00:54:21   ( -71.31, -13.79) 04/30/2022   00:55:11  ( -71.34, -13.78)    3.00                50
 04/30/2022   01:45:06   (  71.25, 153.64) 04/30/2022   01:44:38  (  71.24, 153.70)    2.24                28
 05/02/2022   16:21:28   (  71.32, -65.55) 05/02/2022   16:22:08  (  71.32, -65.57)    1.24                40
 05/02/2022   17:12:11   ( -71.20, 101.97) 05/02/2022   17:11:38  ( -71.21, 101.88)    3.14                33
 05/05/2022   07:48:34   ( -71.32,-117.31) 05/05/2022   07:49:07  ( -71.33,-117.32)    1.22                33
 05/05/2022   08:39:18   (  71.22,  50.19) 05/05/2022   08:38:34  (  71.23,  50.15)    1.64                44
 05/07/2022   23:15:41   (  71.35,-169.11) 05/07/2022   23:16:03  (  71.33,-169.08)    2.50                22
 05/08/2022   00:06:24   ( -71.22,  -1.58) 05/08/2022   00:05:33  ( -71.22,  -1.62)    1.61                51