Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 4 11.  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)
 04/20/2023   00:30:19   ( -76.68, -17.65) 04/20/2023   00:29:04  ( -76.72, -17.63)    3.82                75
 04/20/2023   01:21:06   (  76.70, 149.58) 04/20/2023   01:19:59  (  76.69, 149.55)    1.37                67
 04/20/2023   02:11:51   ( -76.71, -43.13) 04/20/2023   02:11:03  ( -76.72, -43.08)    2.45                48
 04/20/2023   03:02:38   (  76.72, 124.11) 04/20/2023   03:01:58  (  76.70, 124.09)    2.74                40
 04/20/2023   03:53:23   ( -76.73, -68.60) 04/20/2023   03:53:02  ( -76.73, -68.54)    1.70                21
 04/20/2023   04:44:10   (  76.75,  98.63) 04/20/2023   04:43:57  (  76.71,  98.63)    4.37                13
 04/20/2023   05:34:55   ( -76.75, -94.07) 04/20/2023   05:35:01  ( -76.74, -93.99)    2.32                 6
 04/20/2023   06:25:41   (  76.73,  73.33) 04/20/2023   06:25:55  (  76.76,  73.35)    3.64                14
 04/20/2023   07:16:26   ( -76.73,-119.37) 04/20/2023   07:17:00  ( -76.75,-119.45)    2.93                34
 04/20/2023   08:07:13   (  76.75,  47.85) 04/20/2023   08:07:54  (  76.77,  47.90)    2.20                41
 04/20/2023   08:57:58   ( -76.76,-144.85) 04/20/2023   08:58:59  ( -76.76,-144.90)    1.52                61
 04/20/2023   09:48:45   (  76.78,  22.38) 04/20/2023   09:49:53  (  76.78,  22.44)    1.59                68