Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 4 14.  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)
 04/15/2025   03:35:42   (  77.37, 126.41) 04/15/2025   03:36:20  (  77.38, 126.26)    3.78                38
 04/15/2025   04:26:25   ( -77.35, -66.14) 04/15/2025   04:25:40  ( -77.36, -66.14)    1.82                45
 04/17/2025   13:57:13   ( -77.43, 150.86) 04/17/2025   13:58:17  ( -77.42, 150.85)    1.11                64
 04/17/2025   14:47:58   (  77.39, -41.65) 04/17/2025   14:47:37  (  77.37, -41.65)    1.70                21
 04/20/2025   01:09:28   ( -77.40, -17.05) 04/20/2025   01:09:33  ( -77.42, -16.99)    2.38                 5
 04/20/2025   02:00:06   (  77.07, 151.77) 04/20/2025   01:58:58  (  77.13, 149.60)   54.42                68
 04/22/2025   11:31:00   (  77.42,   7.54) 04/22/2025   11:31:28  (  77.43,   7.53)    0.93                28
 04/22/2025   12:21:43   ( -77.39, 175.01) 04/22/2025   12:20:49  ( -77.39, 175.03)    0.69                54
 04/24/2025   21:52:29   ( -77.46,  32.08) 04/24/2025   21:53:22  ( -77.47,  32.15)    2.19                53
 04/24/2025   22:43:14   (  77.42,-160.46) 04/24/2025   22:42:42  (  77.40,-160.45)    2.69                32
 04/27/2025   08:14:03   (  77.58,  56.16) 04/27/2025   08:15:15  (  77.48,  56.68)   16.73                72
 04/27/2025   09:04:43   ( -77.42,-135.76) 04/27/2025   09:04:36  ( -77.45,-135.77)    3.45                 7