Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 3 26.  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   ( -75.62, 173.13) 03/30/2025   12:53:05  ( -75.62, 170.34)   77.23                67
 03/30/2025   13:45:07   (  76.04, -21.00) 03/30/2025   13:43:59  (  76.02, -21.07)    3.13                68
 03/30/2025   14:35:51   ( -76.04, 146.31) 03/30/2025   14:34:52  ( -76.06, 146.36)    2.39                59
 03/30/2025   15:26:37   (  76.05, -46.43) 03/30/2025   15:25:55  (  76.05, -46.45)    1.09                42
 03/30/2025   16:17:21   ( -76.06, 120.88) 03/30/2025   16:16:49  ( -76.04, 120.82)    2.18                32
 03/30/2025   17:08:07   (  76.07, -71.85) 03/30/2025   17:07:51  (  76.08, -71.82)    1.00                16
 03/30/2025   17:58:51   ( -76.07,  95.46) 03/30/2025   17:58:45  ( -76.07,  95.44)    0.30                 6
 03/30/2025   18:49:37   (  76.08, -97.28) 03/30/2025   18:49:47  (  76.10, -97.20)    3.04                10
 03/30/2025   19:40:21   ( -76.09,  70.03) 03/30/2025   19:40:41  ( -76.10,  70.07)    1.90                20
 03/30/2025   20:31:07   (  76.10,-122.70) 03/30/2025   20:31:44  (  76.09,-122.74)    1.51                37
 03/30/2025   21:21:51   ( -76.10,  44.60) 03/30/2025   21:22:38  ( -76.09,  44.53)    2.72                47
 03/30/2025   22:12:37   (  76.11,-148.13) 03/30/2025   22:13:40  (  76.12,-148.12)    0.55                63
 03/30/2025   23:03:21   ( -76.12,  19.18) 03/30/2025   23:04:34  ( -76.12,  19.15)    0.80                73