Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 3 18.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 03/30/2025   12:54:13   ( -75.62, 173.14) 03/30/2025   12:53:06  ( -75.63, 170.36)   76.73                67
 03/30/2025   13:45:08   (  76.04, -21.02) 03/30/2025   13:44:00  (  76.02, -21.06)    3.32                68
 03/30/2025   14:35:52   ( -76.04, 146.31) 03/30/2025   14:34:54  ( -76.02, 146.23)    3.09                58
 03/30/2025   15:26:38   (  76.06, -46.44) 03/30/2025   15:25:56  (  76.05, -46.44)    1.40                42
 03/30/2025   16:17:22   ( -76.05, 120.89) 03/30/2025   16:16:50  ( -76.05, 120.85)    1.10                32
 03/30/2025   17:08:08   (  76.07, -71.87) 03/30/2025   17:07:52  (  76.08, -71.82)    1.45                16
 03/30/2025   17:58:52   ( -76.07,  95.47) 03/30/2025   17:58:46  ( -76.08,  95.48)    1.31                 6
 03/30/2025   18:49:38   (  76.09, -97.29) 03/30/2025   18:49:49  (  76.06, -97.35)    3.38                11
 03/30/2025   19:40:22   ( -76.08,  70.04) 03/30/2025   19:40:42  ( -76.11,  70.10)    3.33                20
 03/30/2025   20:31:08   (  76.10,-122.72) 03/30/2025   20:31:45  (  76.09,-122.73)    1.31                37
 03/30/2025   21:21:52   ( -76.10,  44.62) 03/30/2025   21:22:39  ( -76.10,  44.56)    1.54                47
 03/30/2025   22:12:38   (  76.12,-148.14) 03/30/2025   22:13:41  (  76.12,-148.10)    1.11                63
 03/30/2025   23:03:22   ( -76.11,  19.19) 03/30/2025   23:04:35  ( -76.13,  19.18)    1.36                73