Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 4 14.  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)
 04/15/2025   12:02:30   (  75.60,   6.52) 04/15/2025   12:01:24  (  75.58,   3.42)   85.81                66
 04/15/2025   12:53:23   ( -76.03, 172.36) 04/15/2025   12:52:08  ( -76.05, 172.33)    2.62                75
 04/15/2025   13:44:10   (  76.07, -20.48) 04/15/2025   13:43:10  (  76.06, -20.41)    2.40                60
 04/15/2025   14:34:53   ( -76.05, 146.93) 04/15/2025   14:34:04  ( -76.08, 146.95)    3.72                49
 04/15/2025   15:25:40   (  76.09, -45.91) 04/15/2025   15:25:06  (  76.08, -45.79)    3.18                34
 04/15/2025   16:16:23   ( -76.06, 121.49) 04/15/2025   16:16:01  ( -76.06, 121.40)    2.48                22
 04/15/2025   17:07:09   (  76.10, -71.34) 04/15/2025   17:07:02  (  76.07, -71.34)    4.21                 7
 04/15/2025   17:57:52   ( -76.08,  96.06) 04/15/2025   17:57:56  ( -76.09,  96.01)    1.58                 4
 04/15/2025   18:48:39   (  76.12, -96.78) 04/15/2025   18:48:58  (  76.09, -96.73)    3.37                19
 04/15/2025   19:39:22   ( -76.10,  70.63) 04/15/2025   19:39:52  ( -76.12,  70.63)    2.11                30
 04/15/2025   20:30:09   (  76.14,-122.21) 04/15/2025   20:30:54  (  76.12,-122.12)    3.23                45
 04/15/2025   21:20:52   ( -76.11,  45.20) 04/15/2025   21:21:48  ( -76.14,  45.24)    3.47                56
 04/15/2025   22:11:39   (  76.16,-147.64) 04/15/2025   22:12:50  (  76.15,-147.50)    3.86                71
 04/15/2025   23:02:29   ( -76.44,  18.60) 04/15/2025   23:03:38  ( -76.43,  20.85)   58.75                69