Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 2 18.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 02/18/2025   16:18:39   (  75.43, -58.36) 02/18/2025   16:19:05  (  75.41, -58.29)    2.61                26
 02/18/2025   17:09:22   ( -75.36, 109.20) 02/18/2025   17:08:34  ( -75.34, 109.13)    2.55                48
 02/21/2025   07:44:52   ( -75.74,-110.83) 02/21/2025   07:46:02  ( -75.65,-109.40)   40.86                70
 02/21/2025   08:35:30   (  75.42,  57.55) 02/21/2025   08:35:32  (  75.42,  57.61)    1.78                 2
 02/21/2025   09:26:13   ( -75.34,-134.89) 02/21/2025   09:25:01  ( -75.35,-134.96)    2.43                72
 02/24/2025   00:01:37   ( -75.46,   5.95) 02/24/2025   00:02:32  ( -75.47,   5.98)    1.05                55
 02/24/2025   00:52:21   (  75.41, 173.41) 02/24/2025   00:51:59  (  75.39, 173.40)    2.95                22
 02/26/2025   16:18:27   ( -75.47, 121.77) 02/26/2025   16:18:57  ( -75.44, 121.80)    3.13                30
 02/26/2025   17:09:11   (  75.42, -70.76) 02/26/2025   17:08:23  (  75.41, -70.65)    3.61                48
 03/01/2025   07:44:40   (  75.80,  69.20) 03/01/2025   07:45:49  (  75.69,  70.77)   44.72                69
 03/01/2025   08:35:17   ( -75.45,-122.30) 03/01/2025   08:35:22  ( -75.43,-122.35)    2.70                 5
 03/01/2025   09:26:01   (  75.40,  45.16) 03/01/2025   09:24:48  (  75.39,  45.19)    1.48                73
 03/04/2025   00:01:23   (  75.47,-173.84) 03/04/2025   00:02:17  (  75.48,-173.93)    2.64                54
 03/04/2025   00:52:07   ( -75.44,  -6.41) 03/04/2025   00:51:46  ( -75.42,  -6.48)    2.85                21