Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 6 25.  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)
 07/04/2025   12:46:48   ( -76.05, 176.02) 07/04/2025   12:45:34  ( -76.05, 175.56)   12.36                74
 07/04/2025   13:37:34   (  76.10, -16.86) 07/04/2025   13:36:29  (  76.10, -17.01)    3.81                65
 07/04/2025   14:28:19   ( -76.11, 150.40) 07/04/2025   14:27:29  ( -76.12, 150.30)    2.81                50
 07/04/2025   15:19:04   (  76.12, -42.31) 07/04/2025   15:18:25  (  76.12, -42.42)    2.86                39
 07/04/2025   16:09:49   ( -76.13, 124.95) 07/04/2025   16:09:25  ( -76.13, 124.88)    1.91                24
 07/04/2025   17:00:34   (  76.14, -67.77) 07/04/2025   17:00:21  (  76.14, -67.84)    1.99                13
 07/04/2025   17:51:19   ( -76.16,  99.50) 07/04/2025   17:51:21  ( -76.15,  99.46)    1.17                 2
 07/04/2025   18:42:04   (  76.17, -93.22) 07/04/2025   18:42:17  (  76.16, -93.25)    1.37                13
 07/04/2025   19:32:49   ( -76.18,  74.05) 07/04/2025   19:33:17  ( -76.17,  74.05)    1.03                28
 07/04/2025   20:23:34   (  76.19,-118.67) 07/04/2025   20:24:13  (  76.18,-118.67)    1.42                39
 07/04/2025   21:14:19   ( -76.20,  48.60) 07/04/2025   21:15:13  ( -76.19,  48.63)    1.67                54
 07/04/2025   22:05:04   (  76.21,-144.12) 07/04/2025   22:06:09  (  76.19,-144.08)    2.09                65
 07/04/2025   22:55:54   ( -76.44,  22.31) 07/04/2025   22:57:04  ( -76.43,  24.05)   45.30                70