Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 4 6.  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,   6.57) 04/15/2025   12:01:23  (  75.60,   3.50)   85.10                66
 04/15/2025   12:53:23   ( -76.05, 172.28) 04/15/2025   12:52:08  ( -76.04, 172.28)    1.86                75
 04/15/2025   13:44:09   (  76.06, -20.42) 04/15/2025   13:43:10  (  76.03, -20.48)    2.92                59
 04/15/2025   14:34:53   ( -76.07, 146.85) 04/15/2025   14:34:04  ( -76.06, 146.89)    1.45                49
 04/15/2025   15:25:39   (  76.07, -45.85) 04/15/2025   15:25:06  (  76.06, -45.87)    1.40                33
 04/15/2025   16:16:23   ( -76.09, 121.42) 04/15/2025   16:16:00  ( -76.09, 121.51)    2.52                23
 04/15/2025   17:07:09   (  76.09, -71.29) 04/15/2025   17:07:02  (  76.09, -71.26)    0.82                 7
 04/15/2025   17:57:53   ( -76.10,  95.98) 04/15/2025   17:57:57  ( -76.07,  95.96)    3.52                 4
 04/15/2025   18:48:39   (  76.11, -96.72) 04/15/2025   18:48:58  (  76.11, -96.64)    2.17                19
 04/15/2025   19:39:23   ( -76.12,  70.55) 04/15/2025   19:39:53  ( -76.10,  70.58)    2.47                30
 04/15/2025   20:30:09   (  76.12,-122.15) 04/15/2025   20:30:55  (  76.10,-122.19)    3.31                46
 04/15/2025   21:20:53   ( -76.14,  45.12) 04/15/2025   21:21:49  ( -76.13,  45.19)    2.34                56
 04/15/2025   22:11:39   (  76.14,-147.59) 04/15/2025   22:12:51  (  76.12,-147.58)    2.08                72
 04/15/2025   23:02:30   ( -76.47,  18.52) 04/15/2025   23:03:39  ( -76.42,  20.80)   59.71                69