Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 1 5.  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)
 01/16/2023   21:15:00   ( -76.91,  29.17) 01/16/2023   21:13:46  ( -76.92,  29.21)    2.29                74
 01/16/2023   22:05:46   (  76.91,-163.55) 01/16/2023   22:04:42  (  76.94,-163.48)    3.05                64
 01/16/2023   22:56:32   ( -76.92,   3.73) 01/16/2023   22:55:46  ( -76.90,   3.62)    3.25                46
 01/16/2023   23:47:18   (  76.93, 171.01) 01/16/2023   23:46:42  (  76.91, 170.94)    2.30                36
 01/17/2023   00:38:04   ( -76.93, -21.71) 01/17/2023   00:37:45  ( -76.92, -21.78)    2.10                19
 01/17/2023   01:28:50   (  76.94, 145.57) 01/17/2023   01:28:41  (  76.94, 145.54)    1.05                 9
 01/17/2023   02:19:36   ( -76.95, -47.14) 01/17/2023   02:19:44  ( -76.95, -47.18)    1.04                 8
 01/17/2023   03:10:22   (  76.95, 120.14) 01/17/2023   03:10:40  (  76.96, 120.14)    0.43                18
 01/17/2023   04:01:08   ( -76.96, -72.58) 01/17/2023   04:01:43  ( -76.97, -72.59)    0.73                35
 01/17/2023   04:51:54   (  76.97,  94.70) 01/17/2023   04:52:39  (  76.98,  94.74)    1.60                45
 01/17/2023   05:42:40   ( -76.97, -98.02) 01/17/2023   05:43:42  ( -76.99, -97.99)    1.67                62
 01/17/2023   06:33:26   (  76.98,  69.26) 01/17/2023   06:34:38  (  77.00,  69.34)    2.87                72