Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 9 6.  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)
 09/07/2023   17:51:11   ( -76.43,  85.05) 09/07/2023   17:49:59  ( -76.40,  85.09)    2.81                72
 09/07/2023   18:41:57   (  76.42,-107.60) 09/07/2023   18:40:52  (  76.42,-107.59)    0.17                65
 09/07/2023   19:32:42   ( -76.41,  59.74) 09/07/2023   19:31:57  ( -76.44,  59.74)    3.42                45
 09/07/2023   20:23:29   (  76.44,-133.08) 09/07/2023   20:22:51  (  76.41,-133.11)    3.78                38
 09/07/2023   21:14:14   ( -76.44,  34.25) 09/07/2023   21:13:56  ( -76.44,  34.22)    0.79                18
 09/07/2023   22:05:00   (  76.43,-158.39) 09/07/2023   22:04:49  (  76.45,-158.45)    2.77                11
 09/07/2023   22:55:46   ( -76.47,   8.77) 09/07/2023   22:55:54  ( -76.47,   8.88)    2.98                 8
 09/07/2023   23:46:32   (  76.45, 176.12) 09/07/2023   23:46:48  (  76.44, 176.03)    2.69                16
 09/08/2023   00:37:17   ( -76.45, -16.54) 09/08/2023   00:37:53  ( -76.47, -16.64)    3.20                36
 09/08/2023   01:28:04   (  76.48, 150.64) 09/08/2023   01:28:46  (  76.48, 150.69)    1.35                42
 09/08/2023   02:18:49   ( -76.48, -42.03) 09/08/2023   02:19:51  ( -76.51, -41.98)    3.45                62
 09/08/2023   03:09:36   (  76.51, 125.15) 09/08/2023   03:10:45  (  76.47, 125.17)    4.01                69