Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 11 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)
 12/11/2023   00:04:09   ( -76.05,  -5.41) 12/11/2023   00:02:58  ( -76.04,  -6.89)   39.70                71
 12/11/2023   00:55:00   (  76.24, 161.20) 12/11/2023   00:53:52  (  76.25, 161.15)    1.53                68
 12/11/2023   01:45:45   ( -76.27, -31.57) 12/11/2023   01:44:52  ( -76.24, -31.63)    3.08                53
 12/11/2023   02:36:32   (  76.28, 135.68) 12/11/2023   02:35:50  (  76.28, 135.75)    2.03                42
 12/11/2023   03:27:16   ( -76.26, -56.92) 12/11/2023   03:26:50  ( -76.27, -57.03)    2.95                26
 12/11/2023   04:18:03   (  76.27, 110.33) 12/11/2023   04:17:48  (  76.30, 110.36)    3.08                15
 12/11/2023   05:08:48   ( -76.30, -82.44) 12/11/2023   05:08:48  ( -76.29, -82.42)    0.59                 0
 12/11/2023   05:59:35   (  76.31,  84.81) 12/11/2023   05:59:47  (  76.28,  84.79)    3.44                12
 12/11/2023   06:50:18   ( -76.29,-107.79) 12/11/2023   06:50:45  ( -76.32,-107.82)    3.24                27
 12/11/2023   07:41:05   (  76.31,  59.46) 12/11/2023   07:41:44  (  76.31,  59.39)    1.67                39
 12/11/2023   08:31:50   ( -76.33,-133.31) 12/11/2023   08:32:43  ( -76.34,-133.21)    3.10                53
 12/11/2023   09:22:37   (  76.34,  33.94) 12/11/2023   09:23:42  (  76.33,  34.00)    2.07                65
 12/11/2023   10:13:27   ( -76.59,-159.67) 12/11/2023   10:14:37  ( -76.54,-157.92)   45.46                70