Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 10 5.  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)
 10/09/2023   02:48:17   ( -75.91, -46.96) 10/09/2023   02:47:11  ( -75.92, -50.09)   84.86                66
 10/09/2023   03:39:12   (  76.33, 118.86) 10/09/2023   03:38:00  (  76.33, 118.70)    4.27                72
 10/09/2023   04:29:58   ( -76.35, -73.90) 10/09/2023   04:29:00  ( -76.35, -73.98)    2.27                58
 10/09/2023   05:20:44   (  76.36,  93.37) 10/09/2023   05:19:58  (  76.37,  93.34)    1.10                46
 10/09/2023   06:11:30   ( -76.38, -99.39) 10/09/2023   06:10:58  ( -76.38, -99.34)    1.32                32
 10/09/2023   07:02:16   (  76.39,  67.88) 10/09/2023   07:01:56  (  76.40,  67.98)    3.00                20
 10/09/2023   07:53:02   ( -76.41,-124.88) 10/09/2023   07:52:57  ( -76.37,-124.88)    3.94                 5
 10/09/2023   08:43:47   (  76.38,  42.55) 10/09/2023   08:43:55  (  76.39,  42.45)    3.03                 8
 10/09/2023   09:34:32   ( -76.40,-150.21) 10/09/2023   09:34:54  ( -76.41,-150.24)    1.52                22
 10/09/2023   10:25:18   (  76.41,  17.05) 10/09/2023   10:25:52  (  76.43,  17.09)    2.22                34
 10/09/2023   11:16:04   ( -76.43,-175.70) 10/09/2023   11:16:52  ( -76.44,-175.60)    3.09                48
 10/09/2023   12:06:50   (  76.44,  -8.44) 10/09/2023   12:07:51  (  76.42,  -8.44)    2.50                61
 10/09/2023   12:57:36   ( -76.46, 158.80) 10/09/2023   12:58:51  ( -76.43, 158.86)    3.39                75