Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 4 13.  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   12:02:29   (  75.58,   6.56) 04/15/2025   12:01:23  (  75.59,   3.46)   85.66                66
 04/15/2025   12:53:23   ( -76.06, 172.24) 04/15/2025   12:52:07  ( -76.07, 172.39)    3.83                76
 04/15/2025   13:44:09   (  76.06, -20.44) 04/15/2025   13:43:09  (  76.07, -20.36)    2.49                60
 04/15/2025   14:34:53   ( -76.08, 146.81) 04/15/2025   14:34:04  ( -76.05, 146.84)    3.38                49
 04/15/2025   15:25:39   (  76.08, -45.87) 04/15/2025   15:25:06  (  76.05, -45.91)    2.74                33
 04/15/2025   16:16:23   ( -76.10, 121.38) 04/15/2025   16:16:00  ( -76.08, 121.45)    2.92                23
 04/15/2025   17:07:09   (  76.09, -71.30) 04/15/2025   17:07:02  (  76.08, -71.29)    1.46                 7
 04/15/2025   17:57:53   ( -76.11,  95.95) 04/15/2025   17:57:56  ( -76.10,  96.07)    3.37                 3
 04/15/2025   18:48:39   (  76.11, -96.73) 04/15/2025   18:48:58  (  76.11, -96.68)    1.45                19
 04/15/2025   19:39:22   ( -76.08,  70.67) 04/15/2025   19:39:53  ( -76.09,  70.52)    4.19                31
 04/15/2025   20:30:09   (  76.13,-122.17) 04/15/2025   20:30:54  (  76.13,-122.07)    2.73                45
 04/15/2025   21:20:52   ( -76.10,  45.24) 04/15/2025   21:21:49  ( -76.11,  45.13)    3.19                57
 04/15/2025   22:11:39   (  76.14,-147.60) 04/15/2025   22:12:51  (  76.12,-147.62)    3.23                72
 04/15/2025   23:02:30   ( -76.47,  18.48) 04/15/2025   23:03:38  ( -76.45,  20.91)   63.27                68