Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 9 28.  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  ( -75.91, -50.11)   85.36                66
 10/09/2023   03:39:12   (  76.34, 118.84) 10/09/2023   03:37:59  (  76.37, 118.83)    3.29                73
 10/09/2023   04:29:58   ( -76.35, -73.89) 10/09/2023   04:29:00  ( -76.35, -74.00)    2.79                58
 10/09/2023   05:20:44   (  76.37,  93.35) 10/09/2023   05:19:58  (  76.36,  93.30)    1.69                46
 10/09/2023   06:11:30   ( -76.38, -99.39) 10/09/2023   06:10:58  ( -76.38, -99.36)    0.65                32
 10/09/2023   07:02:16   (  76.40,  67.86) 10/09/2023   07:01:56  (  76.39,  67.94)    2.38                20
 10/09/2023   07:53:02   ( -76.41,-124.88) 10/09/2023   07:52:56  ( -76.41,-124.72)    4.08                 6
 10/09/2023   08:43:47   (  76.38,  42.53) 10/09/2023   08:43:55  (  76.38,  42.41)    3.06                 8
 10/09/2023   09:34:33   ( -76.40,-150.20) 10/09/2023   09:34:55  ( -76.40,-150.26)    1.53                22
 10/09/2023   10:25:19   (  76.41,  17.04) 10/09/2023   10:25:53  (  76.42,  17.06)    0.52                34
 10/09/2023   11:16:05   ( -76.43,-175.70) 10/09/2023   11:16:53  ( -76.44,-175.62)    2.39                48
 10/09/2023   12:06:51   (  76.44,  -8.46) 10/09/2023   12:07:51  (  76.45,  -8.30)    4.05                60
 10/09/2023   12:57:37   ( -76.46, 158.81) 10/09/2023   12:58:52  ( -76.43, 158.85)    3.54                75