Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 11 4.  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)
 11/09/2023   13:26:33   ( -76.14, 153.16) 11/09/2023   13:25:21  ( -76.11, 151.91)   33.51                72
 11/09/2023   14:17:23   (  76.31, -40.13) 11/09/2023   14:16:20  (  76.33, -40.05)    3.01                63
 11/09/2023   15:08:08   ( -76.31, 127.16) 11/09/2023   15:07:15  ( -76.32, 127.19)    0.82                53
 11/09/2023   15:58:55   (  76.34, -65.63) 11/09/2023   15:58:19  (  76.31, -65.60)    3.41                36
 11/09/2023   16:49:40   ( -76.35, 101.66) 11/09/2023   16:49:13  ( -76.35, 101.81)    4.02                27
 11/09/2023   17:40:26   (  76.33, -90.97) 11/09/2023   17:40:17  (  76.34, -90.97)    1.20                 9
 11/09/2023   18:31:11   ( -76.34,  76.32) 11/09/2023   18:31:12  ( -76.33,  76.26)    1.49                 1
 11/09/2023   19:21:58   (  76.36,-116.48) 11/09/2023   19:22:15  (  76.37,-116.35)    3.45                17
 11/09/2023   20:12:43   ( -76.37,  50.81) 11/09/2023   20:13:10  ( -76.36,  50.89)    2.19                27
 11/09/2023   21:03:29   (  76.35,-141.82) 11/09/2023   21:04:14  (  76.36,-141.90)    2.08                45
 11/09/2023   21:54:14   ( -76.36,  25.47) 11/09/2023   21:55:08  ( -76.39,  25.51)    3.53                54
 11/09/2023   22:45:01   (  76.39,-167.33) 11/09/2023   22:46:12  (  76.39,-167.28)    1.35                71
 11/09/2023   23:35:52   ( -76.66,  -1.06) 11/09/2023   23:37:02  ( -76.59,   0.82)   48.82                70