Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 4 17.  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   00:30:20   ( -76.72, -17.80) 04/20/2023   00:29:04  ( -76.71, -17.64)    4.09                76
 04/20/2023   01:21:06   (  76.69, 149.62) 04/20/2023   01:19:59  (  76.69, 149.55)    2.02                67
 04/20/2023   02:11:51   ( -76.70, -43.10) 04/20/2023   02:11:03  ( -76.72, -43.10)    2.52                48
 04/20/2023   03:02:38   (  76.71, 124.15) 04/20/2023   03:01:58  (  76.70, 124.09)    2.00                40
 04/20/2023   03:53:23   ( -76.72, -68.58) 04/20/2023   03:53:02  ( -76.73, -68.56)    1.03                21
 04/20/2023   04:44:10   (  76.74,  98.67) 04/20/2023   04:43:57  (  76.71,  98.63)    3.16                13
 04/20/2023   05:34:55   ( -76.75, -94.05) 04/20/2023   05:35:01  ( -76.74, -94.01)    1.20                 6
 04/20/2023   06:25:42   (  76.76,  73.20) 04/20/2023   06:25:55  (  76.76,  73.35)    3.94                13
 04/20/2023   07:16:27   ( -76.77,-119.53) 04/20/2023   07:17:00  ( -76.75,-119.47)    2.74                33
 04/20/2023   08:07:13   (  76.74,  47.90) 04/20/2023   08:07:54  (  76.77,  47.89)    3.28                41
 04/20/2023   08:57:58   ( -76.75,-144.83) 04/20/2023   08:58:59  ( -76.76,-144.92)    2.69                61
 04/20/2023   09:48:45   (  76.76,  22.42) 04/20/2023   09:49:53  (  76.78,  22.44)    1.63                68