Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 7 11.  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   16:24:33   (  76.40, -73.87) 07/22/2023   16:23:20  (  76.39, -74.70)   21.95                73
 07/22/2023   17:15:20   ( -76.50,  93.07) 07/22/2023   17:14:14  ( -76.50,  93.03)    0.87                66
 07/22/2023   18:06:07   (  76.52, -99.68) 07/22/2023   18:05:16  (  76.51, -99.69)    0.25                51
 07/22/2023   18:56:52   ( -76.53,  67.59) 07/22/2023   18:56:13  ( -76.50,  67.54)    2.96                39
 07/22/2023   19:47:39   (  76.54,-125.15) 07/22/2023   19:47:15  (  76.51,-125.18)    3.11                24
 07/22/2023   20:38:24   ( -76.55,  42.12) 07/22/2023   20:38:11  ( -76.55,  42.21)    2.47                13
 07/22/2023   21:29:11   (  76.56,-150.62) 07/22/2023   21:29:13  (  76.56,-150.51)    3.19                 2
 07/22/2023   22:19:55   ( -76.53,  16.82) 07/22/2023   22:20:10  ( -76.55,  16.72)    3.07                15
 07/22/2023   23:10:42   (  76.54,-175.93) 07/22/2023   23:11:12  (  76.55,-176.01)    2.33                30
 07/23/2023   00:01:27   ( -76.56,  -8.65) 07/23/2023   00:02:09  ( -76.55,  -8.78)    3.36                42
 07/23/2023   00:52:14   (  76.57, 158.60) 07/23/2023   00:53:11  (  76.55, 158.50)    3.19                57
 07/23/2023   01:42:59   ( -76.58, -34.13) 07/23/2023   01:44:07  ( -76.59, -34.10)    1.20                68
 07/23/2023   02:33:55   (  76.99, 131.53) 07/23/2023   02:35:01  (  76.94, 134.62)   77.58                66