Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 6 17.  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   (  75.63,   9.35) 06/18/2025   11:56:17  (  75.59,   6.01)   92.39                65
 06/18/2025   12:48:17   ( -76.10, 175.02) 06/18/2025   12:47:09  ( -76.12, 175.06)    1.74                68
 06/18/2025   13:39:02   (  76.10, -17.67) 06/18/2025   13:38:02  (  76.11, -17.68)    0.72                60
 06/18/2025   14:29:47   ( -76.12, 149.58) 06/18/2025   14:29:05  ( -76.13, 149.65)    2.30                42
 06/18/2025   15:20:32   (  76.13, -43.12) 06/18/2025   15:19:58  (  76.13, -43.09)    0.90                34
 06/18/2025   16:11:17   ( -76.15, 124.13) 06/18/2025   16:11:01  ( -76.15, 124.24)    3.08                16
 06/18/2025   17:02:02   (  76.15, -68.57) 06/18/2025   17:01:54  (  76.15, -68.50)    1.81                 8
 06/18/2025   17:52:47   ( -76.17,  98.68) 06/18/2025   17:52:57  ( -76.17,  98.82)    3.97                10
 06/18/2025   18:43:32   (  76.17, -94.02) 06/18/2025   18:43:50  (  76.17, -93.91)    2.82                18
 06/18/2025   19:34:16   ( -76.14,  73.39) 06/18/2025   19:34:54  ( -76.15,  73.25)    3.84                38
 06/18/2025   20:25:02   (  76.19,-119.47) 06/18/2025   20:25:46  (  76.19,-119.32)    3.86                44
 06/18/2025   21:15:46   ( -76.17,  47.94) 06/18/2025   21:16:50  ( -76.17,  47.84)    2.84                64
 06/18/2025   22:06:31   (  76.17,-144.75) 06/18/2025   22:07:43  (  76.16,-144.90)    3.83                72