Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 6 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)
 06/18/2025   11:57:22   (  75.61,   9.42) 06/18/2025   11:56:17  (  75.61,   6.08)   92.36                65
 06/18/2025   12:48:17   ( -76.08, 175.10) 06/18/2025   12:47:10  ( -76.09, 174.98)    3.53                67
 06/18/2025   13:39:03   (  76.13, -17.76) 06/18/2025   13:38:02  (  76.13, -17.61)    4.07                61
 06/18/2025   14:29:47   ( -76.10, 149.65) 06/18/2025   14:29:06  ( -76.11, 149.57)    2.56                41
 06/18/2025   15:20:32   (  76.11, -43.05) 06/18/2025   15:19:59  (  76.10, -43.18)    3.62                33
 06/18/2025   16:11:17   ( -76.12, 124.20) 06/18/2025   16:11:02  ( -76.13, 124.15)    1.61                15
 06/18/2025   17:02:02   (  76.13, -68.50) 06/18/2025   17:01:55  (  76.12, -68.59)    2.65                 7
 06/18/2025   17:52:46   ( -76.15,  98.76) 06/18/2025   17:52:57  ( -76.15,  98.74)    0.71                11
 06/18/2025   18:43:31   (  76.15, -93.95) 06/18/2025   18:43:50  (  76.14, -94.01)    1.75                19
 06/18/2025   19:34:16   ( -76.17,  73.31) 06/18/2025   19:34:53  ( -76.17,  73.33)    0.62                37
 06/18/2025   20:25:01   (  76.17,-119.40) 06/18/2025   20:25:46  (  76.16,-119.42)    1.11                45
 06/18/2025   21:15:46   ( -76.19,  47.86) 06/18/2025   21:16:49  ( -76.19,  47.91)    1.51                63
 06/18/2025   22:06:31   (  76.19,-144.85) 06/18/2025   22:07:42  (  76.18,-144.83)    1.27                71