Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 9 1.  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)
 09/01/2022   03:43:47   (  71.94, 123.91) 09/01/2022   03:43:46  (  71.92, 123.89)    1.39                 1
 09/01/2022   04:34:29   ( -71.79, -68.50) 09/01/2022   04:33:16  ( -71.81, -68.67)    6.32                73
 09/03/2022   18:20:06   (  72.03, -95.32) 09/03/2022   18:21:15  (  72.05, -95.30)    2.16                69
 09/03/2022   19:10:49   ( -71.93,  72.19) 09/03/2022   19:10:45  ( -71.93,  72.14)    2.14                 4
 09/03/2022   20:01:27   (  71.50,-119.71) 09/03/2022   20:00:17  (  71.56,-120.85)   40.72                70
 09/06/2022   09:47:09   ( -72.06,-147.12) 09/06/2022   09:48:14  ( -72.05,-147.06)    2.42                65
 09/06/2022   10:37:53   (  71.95,  20.40) 09/06/2022   10:37:41  (  71.94,  20.40)    1.08                12
 09/06/2022   11:28:28   ( -71.43,-171.32) 09/06/2022   11:27:18  ( -71.46,-172.79)   51.82                70
 09/09/2022   01:14:12   (  72.05, 161.17) 09/09/2022   01:15:10  (  72.05, 161.18)    0.35                58
 09/09/2022   02:04:55   ( -71.93, -31.29) 09/09/2022   02:04:40  ( -71.94, -31.37)    2.87                15
 09/09/2022   02:55:25   (  71.11, 137.52) 09/09/2022   02:54:19  (  71.18, 135.02)   90.22                66
 09/11/2022   16:41:14   ( -72.03, 109.48) 09/11/2022   16:42:09  ( -72.04, 109.40)    3.42                55
 09/11/2022   17:31:59   (  71.98, -83.12) 09/11/2022   17:31:35  (  71.99, -83.06)    2.22                24
 09/14/2022   08:08:17   (  72.08,  57.65) 09/14/2022   08:09:03  (  72.08,  57.70)    1.90                46
 09/14/2022   08:59:00   ( -71.95,-134.80) 09/14/2022   08:58:33  ( -71.97,-134.85)    2.65                27