Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 7 18.  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)
 07/22/2023   16:24:32   (  76.39, -73.80) 07/22/2023   16:23:19  (  76.39, -74.67)   22.84                73
 07/22/2023   17:15:19   ( -76.49,  93.11) 07/22/2023   17:14:13  ( -76.51,  93.04)    2.39                66
 07/22/2023   18:06:06   (  76.50, -99.61) 07/22/2023   18:05:15  (  76.52, -99.65)    2.90                51
 07/22/2023   18:56:51   ( -76.52,  67.64) 07/22/2023   18:56:12  ( -76.51,  67.55)    2.61                39
 07/22/2023   19:47:38   (  76.52,-125.08) 07/22/2023   19:47:14  (  76.52,-125.15)    1.84                24
 07/22/2023   20:38:23   ( -76.54,  42.17) 07/22/2023   20:38:10  ( -76.55,  42.22)    1.74                13
 07/22/2023   21:29:10   (  76.55,-150.55) 07/22/2023   21:29:12  (  76.56,-150.48)    2.67                 2
 07/22/2023   22:19:55   ( -76.56,  16.69) 07/22/2023   22:20:09  ( -76.55,  16.73)    2.11                14
 07/22/2023   23:10:42   (  76.57,-176.03) 07/22/2023   23:11:11  (  76.56,-175.98)    1.76                29
 07/23/2023   00:01:26   ( -76.54,  -8.61) 07/23/2023   00:02:08  ( -76.55,  -8.77)    4.13                42
 07/23/2023   00:52:13   (  76.55, 158.67) 07/23/2023   00:53:10  (  76.56, 158.52)    3.86                57
 07/23/2023   01:42:58   ( -76.57, -34.08) 07/23/2023   01:44:06  ( -76.59, -34.09)    2.22                68
 07/23/2023   02:33:54   (  76.97, 131.61) 07/23/2023   02:35:01  (  76.90, 134.46)   72.20                67