Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 2 21.  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)
 03/04/2023   10:02:26   ( -76.50,-160.55) 03/04/2023   10:01:18  ( -76.49,-163.02)   64.10                68
 03/04/2023   10:53:19   (  76.79,   5.61) 03/04/2023   10:52:15  (  76.79,   5.47)    3.64                64
 03/04/2023   11:44:05   ( -76.82, 172.79) 03/04/2023   11:43:10  ( -76.80, 172.79)    2.42                55
 03/04/2023   12:34:51   (  76.81, -19.84) 03/04/2023   12:34:14  (  76.80, -19.96)    2.93                37
 03/04/2023   13:25:37   ( -76.84, 147.33) 03/04/2023   13:25:09  ( -76.82, 147.36)    2.88                28
 03/04/2023   14:16:23   (  76.83, -45.30) 03/04/2023   14:16:13  (  76.82, -45.39)    2.28                10
 03/04/2023   15:07:08   ( -76.82, 122.05) 03/04/2023   15:07:08  ( -76.83, 121.93)    3.38                 0
 03/04/2023   15:57:55   (  76.84, -70.76) 03/04/2023   15:58:12  (  76.83, -70.82)    1.76                17
 03/04/2023   16:48:40   ( -76.83,  96.59) 03/04/2023   16:49:07  ( -76.85,  96.51)    2.56                27
 03/04/2023   17:39:27   (  76.86, -96.22) 03/04/2023   17:40:11  (  76.85, -96.24)    1.54                44
 03/04/2023   18:30:12   ( -76.85,  71.13) 03/04/2023   18:31:06  ( -76.86,  71.08)    1.73                54
 03/04/2023   19:20:59   (  76.88,-121.67) 03/04/2023   19:22:10  (  76.87,-121.67)    1.74                71
 03/04/2023   20:11:50   ( -77.13,  44.59) 03/04/2023   20:13:00  ( -77.09,  46.58)   49.64                70