Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 11 20.  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,-106.27) 11/25/2023   06:44:14  ( -76.10,-107.42)   30.80                72
 11/25/2023   07:36:16   (  76.28,  60.51) 11/25/2023   07:35:13  (  76.26,  60.41)    3.12                63
 11/25/2023   08:27:01   ( -76.30,-132.26) 11/25/2023   08:26:08  ( -76.31,-132.14)    3.28                53
 11/25/2023   09:17:48   (  76.31,  35.00) 11/25/2023   09:17:11  (  76.29,  35.02)    2.81                37
 11/25/2023   10:08:32   ( -76.29,-157.61) 11/25/2023   10:08:07  ( -76.29,-157.70)    2.27                25
 11/25/2023   10:59:19   (  76.30,   9.65) 11/25/2023   10:59:09  (  76.31,   9.64)    1.40                10
 11/25/2023   11:50:04   ( -76.33, 176.88) 11/25/2023   11:50:05  ( -76.32, 176.92)    1.36                 1
 11/25/2023   12:40:51   (  76.34, -15.86) 11/25/2023   12:41:07  (  76.34, -15.75)    2.89                16
 11/25/2023   13:31:35   ( -76.32, 151.54) 11/25/2023   13:32:03  ( -76.35, 151.53)    3.18                28
 11/25/2023   14:22:22   (  76.33, -41.20) 11/25/2023   14:23:06  (  76.32, -41.31)    2.72                44
 11/25/2023   15:13:07   ( -76.35, 126.02) 11/25/2023   15:14:02  ( -76.33, 125.98)    2.79                55
 11/25/2023   16:03:54   (  76.36, -66.71) 11/25/2023   16:05:04  (  76.35, -66.69)    1.48                70
 11/25/2023   16:54:45   ( -76.65,  99.49) 11/25/2023   16:55:54  ( -76.62, 101.63)   54.97                69