Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 12 1.  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)
 12/11/2023   00:04:08   ( -76.03,  -5.34) 12/11/2023   00:02:57  ( -76.03,  -6.92)   42.38                71
 12/11/2023   00:55:00   (  76.27, 161.11) 12/11/2023   00:53:51  (  76.24, 161.13)    2.49                69
 12/11/2023   01:45:44   ( -76.25, -31.50) 12/11/2023   01:44:50  ( -76.28, -31.50)    3.26                54
 12/11/2023   02:36:31   (  76.26, 135.76) 12/11/2023   02:35:49  (  76.27, 135.73)    1.29                42
 12/11/2023   03:27:16   ( -76.28, -57.02) 12/11/2023   03:26:49  ( -76.26, -57.06)    3.26                27
 12/11/2023   04:18:03   (  76.30, 110.24) 12/11/2023   04:17:47  (  76.29, 110.33)    2.40                16
 12/11/2023   05:08:47   ( -76.28, -82.37) 12/11/2023   05:08:47  ( -76.28, -82.46)    2.39                 0
 12/11/2023   05:59:34   (  76.29,  84.88) 12/11/2023   05:59:45  (  76.32,  84.93)    3.15                11
 12/11/2023   06:50:19   ( -76.32,-107.89) 12/11/2023   06:50:45  ( -76.31,-107.86)    1.27                26
 12/11/2023   07:41:06   (  76.33,  59.37) 12/11/2023   07:41:44  (  76.30,  59.36)    3.50                38
 12/11/2023   08:31:50   ( -76.31,-133.24) 12/11/2023   08:32:43  ( -76.33,-133.25)    2.60                53
 12/11/2023   09:22:37   (  76.32,  34.01) 12/11/2023   09:23:42  (  76.32,  33.96)    1.35                65
 12/11/2023   10:13:26   ( -76.52,-159.43) 12/11/2023   10:14:37  ( -76.53,-157.97)   37.97                71