Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 5 21.  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)
 05/23/2022   19:07:29   ( -71.41,  72.98) 05/23/2022   19:08:08  ( -71.42,  72.89)    3.34                39
 05/23/2022   19:58:14   (  71.35,-119.61) 05/23/2022   19:57:35  (  71.32,-119.63)    3.53                39
 05/26/2022   10:34:35   (  71.41,  21.22) 05/26/2022   10:35:01  (  71.41,  21.14)    3.06                26
 05/26/2022   11:25:19   ( -71.34,-171.35) 05/26/2022   11:24:30  ( -71.34,-171.33)    0.58                49
 05/29/2022   01:11:09   (  72.15, 160.79) 05/29/2022   01:12:17  (  72.01, 162.77)   69.23                68
 05/29/2022   02:01:40   ( -71.41, -30.53) 05/29/2022   02:01:56  ( -71.41, -30.61)    2.91                16
 05/29/2022   02:52:25   (  71.35, 136.88) 05/29/2022   02:51:22  (  71.36, 136.95)    2.30                63
 05/31/2022   16:38:06   ( -71.79, 109.72) 05/31/2022   16:39:17  ( -71.67, 110.43)   28.23                71
 05/31/2022   17:28:45   (  71.43, -82.30) 05/31/2022   17:28:46  (  71.45, -82.29)    2.40                 1
 05/31/2022   18:19:29   ( -71.36,  85.13) 05/31/2022   18:18:16  ( -71.34,  85.17)    3.10                73
 06/03/2022   08:05:06   (  71.50,  58.50) 06/03/2022   08:06:11  (  71.51,  58.44)    2.30                65
 06/03/2022   08:55:50   ( -71.44,-134.07) 06/03/2022   08:55:40  ( -71.46,-134.02)    2.71                10