Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 3 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)
 03/26/2025   14:11:11   ( -77.31, 147.35) 03/26/2025   14:12:15  ( -77.31, 147.42)    1.92                64
 03/26/2025   15:01:55   (  77.25, -45.04) 03/26/2025   15:01:36  (  77.25, -45.15)    2.86                19
 03/29/2025   01:23:27   ( -77.29, -20.55) 03/29/2025   01:23:38  ( -77.31, -20.50)    2.39                11
 03/29/2025   02:14:12   (  77.26, 146.88) 03/29/2025   02:12:59  (  77.24, 146.91)    2.60                73
 03/31/2025   11:45:01   (  77.32,   3.98) 03/31/2025   11:45:41  (  77.31,   3.96)    0.86                40
 03/31/2025   12:35:44   ( -77.28, 171.49) 03/31/2025   12:35:01  ( -77.29, 171.54)    1.81                43
 04/02/2025   22:06:33   ( -77.35,  28.52) 04/02/2025   22:07:42  ( -77.36,  28.58)    1.91                69
 04/02/2025   22:57:17   (  77.28,-163.86) 04/02/2025   22:57:03  (  77.28,-164.03)    4.40                14
 04/05/2025   09:18:49   ( -77.33,-139.38) 04/05/2025   09:19:03  ( -77.32,-139.42)    1.00                14
 04/05/2025   10:09:34   (  77.30,  28.05) 04/05/2025   10:08:23  (  77.29,  28.12)    1.95                71
 04/07/2025   19:40:22   (  77.36,-114.87) 04/07/2025   19:41:02  (  77.34,-114.90)    2.22                40