Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 9 12.  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)
 09/23/2023   10:19:47   (  76.10,  19.30) 09/23/2023   10:18:38  (  76.09,  17.20)   56.18                69
 09/23/2023   11:10:39   ( -76.39,-174.43) 09/23/2023   11:09:35  ( -76.41,-174.35)    2.87                64
 09/23/2023   12:01:25   (  76.40,  -7.17) 09/23/2023   12:00:30  (  76.39,  -7.15)    1.56                55
 09/23/2023   12:52:11   ( -76.41, 160.09) 09/23/2023   12:51:34  ( -76.40, 160.12)    2.15                37
 09/23/2023   13:42:57   (  76.43, -32.66) 09/23/2023   13:42:28  (  76.42, -32.50)    4.03                29
 09/23/2023   14:33:42   ( -76.40, 134.77) 09/23/2023   14:33:32  ( -76.43, 134.77)    3.81                10
 09/23/2023   15:24:28   (  76.41, -57.98) 09/23/2023   15:24:27  (  76.42, -58.03)    1.34                 1
 09/23/2023   16:15:14   ( -76.43, 109.28) 09/23/2023   16:15:31  ( -76.43, 109.25)    0.91                17
 09/23/2023   17:06:00   (  76.44, -83.46) 09/23/2023   17:06:25  (  76.45, -83.38)    2.51                25
 09/23/2023   17:56:46   ( -76.46,  83.79) 09/23/2023   17:57:29  ( -76.46,  83.89)    2.69                43
 09/23/2023   18:47:32   (  76.47,-108.95) 09/23/2023   18:48:24  (  76.44,-108.90)    3.25                52
 09/23/2023   19:38:16   ( -76.44,  58.47) 09/23/2023   19:39:27  ( -76.45,  58.37)    3.06                71
 09/23/2023   20:29:07   (  76.68,-135.13) 09/23/2023   20:30:17  (  76.65,-133.55)   40.60                70