Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 11 15.  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)
 11/25/2023   06:45:26   ( -76.13,-106.26) 11/25/2023   06:44:14  ( -76.10,-107.43)   31.29                72
 11/25/2023   07:36:16   (  76.28,  60.50) 11/25/2023   07:35:12  (  76.30,  60.56)    2.30                64
 11/25/2023   08:27:01   ( -76.30,-132.26) 11/25/2023   08:26:08  ( -76.30,-132.15)    2.75                53
 11/25/2023   09:17:48   (  76.32,  34.99) 11/25/2023   09:17:11  (  76.28,  35.00)    4.12                37
 11/25/2023   10:08:32   ( -76.29,-157.60) 11/25/2023   10:08:07  ( -76.28,-157.71)    2.80                25
 11/25/2023   10:59:18   (  76.31,   9.64) 11/25/2023   10:59:08  (  76.31,   9.61)    0.83                10
 11/25/2023   11:50:03   ( -76.33, 176.88) 11/25/2023   11:50:04  ( -76.31, 176.91)    1.59                 1
 11/25/2023   12:40:50   (  76.34, -15.87) 11/25/2023   12:41:06  (  76.33, -15.78)    2.65                16
 11/25/2023   13:31:34   ( -76.32, 151.54) 11/25/2023   13:32:02  ( -76.34, 151.52)    2.60                28
 11/25/2023   14:22:21   (  76.33, -41.21) 11/25/2023   14:23:04  (  76.36, -41.16)    3.23                43
 11/25/2023   15:13:06   ( -76.35, 126.03) 11/25/2023   15:14:00  ( -76.37, 126.13)    3.20                54
 11/25/2023   16:03:53   (  76.37, -66.73) 11/25/2023   16:05:03  (  76.34, -66.72)    2.91                70
 11/25/2023   16:54:44   ( -76.65,  99.50) 11/25/2023   16:55:53  ( -76.61, 101.61)   54.52                69