Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 3 28.  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   12:54:12   ( -75.61, 173.14) 03/30/2025   12:53:05  ( -75.63, 170.35)   77.14                67
 03/30/2025   13:45:07   (  76.03, -20.98) 03/30/2025   13:43:59  (  76.02, -21.05)    2.08                68
 03/30/2025   14:35:51   ( -76.04, 146.32) 03/30/2025   14:34:52  ( -76.06, 146.38)    3.24                59
 03/30/2025   15:26:37   (  76.05, -46.41) 03/30/2025   15:25:55  (  76.05, -46.42)    0.58                42
 03/30/2025   16:17:21   ( -76.05, 120.89) 03/30/2025   16:16:49  ( -76.05, 120.84)    1.55                32
 03/30/2025   17:08:07   (  76.06, -71.83) 03/30/2025   17:07:51  (  76.08, -71.80)    2.24                16
 03/30/2025   17:58:51   ( -76.07,  95.47) 03/30/2025   17:58:45  ( -76.08,  95.46)    1.10                 6
 03/30/2025   18:49:37   (  76.08, -97.26) 03/30/2025   18:49:48  (  76.07, -97.34)    2.50                11
 03/30/2025   19:40:21   ( -76.08,  70.04) 03/30/2025   19:40:41  ( -76.11,  70.08)    2.90                20
 03/30/2025   20:31:07   (  76.09,-122.68) 03/30/2025   20:31:44  (  76.10,-122.72)    0.90                37
 03/30/2025   21:21:51   ( -76.10,  44.62) 03/30/2025   21:22:38  ( -76.09,  44.54)    2.06                47
 03/30/2025   22:12:37   (  76.11,-148.11) 03/30/2025   22:13:40  (  76.13,-148.09)    2.02                63
 03/30/2025   23:03:21   ( -76.11,  19.19) 03/30/2025   23:04:34  ( -76.12,  19.17)    1.15                73