Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 6 25.  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)
 06/27/2025   08:15:22   ( -77.77,-123.54) 06/27/2025   08:16:17  ( -77.77,-123.65)    2.51                55
 06/27/2025   09:06:06   (  77.74,  43.93) 06/27/2025   09:05:36  (  77.76,  43.95)    1.69                30
 06/29/2025   18:36:49   (  77.81, -99.02) 06/29/2025   18:37:59  (  77.80, -99.01)    0.74                70
 06/29/2025   19:27:33   ( -77.77,  68.46) 06/29/2025   19:27:20  ( -77.75,  68.42)    3.30                13
 07/02/2025   05:49:00   (  77.77,  93.17) 07/02/2025   05:49:03  (  77.76,  93.02)    3.75                 3
 07/02/2025   06:39:36   ( -77.41, -97.74) 07/02/2025   06:38:29  ( -77.48,-100.48)   66.56                67
 07/04/2025   16:10:28   ( -77.81, 117.69) 07/04/2025   16:10:46  ( -77.82, 117.76)    2.02                18
 07/04/2025   17:01:12   (  77.78, -74.86) 07/04/2025   17:00:06  (  77.76, -74.81)    2.84                66
 07/07/2025   02:31:55   (  77.81, 142.36) 07/07/2025   02:32:29  (  77.82, 142.28)    2.00                34