Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 12 2.  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   ( -76.07,  -5.49) 12/11/2023   00:02:56  ( -76.05,  -6.86)   36.99                72
 12/11/2023   00:54:59   (  76.26, 161.13) 12/11/2023   00:53:50  (  76.26, 161.19)    1.61                69
 12/11/2023   01:45:43   ( -76.24, -31.49) 12/11/2023   01:44:50  ( -76.25, -31.61)    3.22                53
 12/11/2023   02:36:30   (  76.26, 135.77) 12/11/2023   02:35:48  (  76.28, 135.79)    3.16                42
 12/11/2023   03:27:15   ( -76.28, -57.01) 12/11/2023   03:26:48  ( -76.27, -57.01)    1.09                27
 12/11/2023   04:18:02   (  76.29, 110.25) 12/11/2023   04:17:47  (  76.26, 110.22)    3.48                15
 12/11/2023   05:08:46   ( -76.28, -82.36) 12/11/2023   05:08:46  ( -76.30, -82.40)    2.63                 0
 12/11/2023   05:59:33   (  76.29,  84.90) 12/11/2023   05:59:45  (  76.29,  84.82)    2.09                12
 12/11/2023   06:50:18   ( -76.31,-107.88) 12/11/2023   06:50:44  ( -76.32,-107.80)    2.24                26
 12/11/2023   07:41:05   (  76.33,  59.38) 12/11/2023   07:41:43  (  76.31,  59.42)    1.92                38
 12/11/2023   08:31:49   ( -76.31,-133.24) 12/11/2023   08:32:43  ( -76.30,-133.37)    3.51                54
 12/11/2023   09:22:36   (  76.32,  34.02) 12/11/2023   09:23:41  (  76.34,  34.02)    1.80                65
 12/11/2023   10:13:26   ( -76.57,-159.60) 12/11/2023   10:14:37  ( -76.50,-158.09)   39.85                71