Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 4 10.  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,   6.50) 04/15/2025   12:01:24  (  75.57,   3.39)   86.01                66
 04/15/2025   12:53:23   ( -76.03, 172.35) 04/15/2025   12:52:08  ( -76.05, 172.32)    1.77                75
 04/15/2025   13:44:09   (  76.03, -20.34) 04/15/2025   13:43:10  (  76.05, -20.43)    3.11                59
 04/15/2025   14:34:53   ( -76.05, 146.92) 04/15/2025   14:34:04  ( -76.07, 146.93)    2.77                49
 04/15/2025   15:25:39   (  76.05, -45.77) 04/15/2025   15:25:06  (  76.08, -45.82)    3.18                33
 04/15/2025   16:16:23   ( -76.07, 121.48) 04/15/2025   16:16:01  ( -76.06, 121.39)    2.83                22
 04/15/2025   17:07:09   (  76.07, -71.21) 04/15/2025   17:07:02  (  76.10, -71.21)    3.97                 7
 04/15/2025   17:57:53   ( -76.08,  96.05) 04/15/2025   17:57:57  ( -76.08,  96.00)    1.37                 4
 04/15/2025   18:48:39   (  76.08, -96.64) 04/15/2025   18:48:59  (  76.08, -96.76)    3.22                20
 04/15/2025   19:39:23   ( -76.10,  70.62) 04/15/2025   19:39:53  ( -76.11,  70.61)    1.14                30
 04/15/2025   20:30:09   (  76.10,-122.07) 04/15/2025   20:30:55  (  76.11,-122.15)    2.29                46
 04/15/2025   21:20:53   ( -76.12,  45.19) 04/15/2025   21:21:49  ( -76.14,  45.23)    2.51                56
 04/15/2025   22:11:38   (  76.12,-147.50) 04/15/2025   22:12:50  (  76.14,-147.53)    2.32                72
 04/15/2025   23:02:29   ( -76.45,  18.59) 04/15/2025   23:03:38  ( -76.43,  20.84)   58.63                69