Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 7 9.  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   16:24:31   (  76.37, -73.74) 07/22/2023   16:23:19  (  76.38, -74.72)   25.92                72
 07/22/2023   17:15:19   ( -76.51,  93.04) 07/22/2023   17:14:13  ( -76.50,  93.02)    1.29                66
 07/22/2023   18:06:06   (  76.53, -99.71) 07/22/2023   18:05:15  (  76.51, -99.71)    1.93                51
 07/22/2023   18:56:51   ( -76.54,  67.56) 07/22/2023   18:56:11  ( -76.54,  67.70)    3.50                40
 07/22/2023   19:47:38   (  76.55,-125.19) 07/22/2023   19:47:13  (  76.55,-125.03)    4.08                25
 07/22/2023   20:38:22   ( -76.52,  42.26) 07/22/2023   20:38:10  ( -76.54,  42.20)    3.33                12
 07/22/2023   21:29:09   (  76.53,-150.49) 07/22/2023   21:29:12  (  76.55,-150.53)    2.33                 3
 07/22/2023   22:19:54   ( -76.54,  16.79) 07/22/2023   22:20:09  ( -76.54,  16.70)    2.19                15
 07/22/2023   23:10:41   (  76.56,-175.96) 07/22/2023   23:11:11  (  76.55,-176.03)    1.80                30
 07/23/2023   00:01:26   ( -76.56,  -8.69) 07/23/2023   00:02:07  ( -76.58,  -8.62)    2.74                41
 07/23/2023   00:52:13   (  76.58, 158.56) 07/23/2023   00:53:09  (  76.59, 158.65)    2.55                56
 07/23/2023   01:42:58   ( -76.59, -34.16) 07/23/2023   01:44:06  ( -76.58, -34.12)    1.30                68