Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 1 16.  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   ( -76.92,  29.09) 01/16/2023   21:13:46  ( -76.89,  29.07)    3.27                74
 01/16/2023   22:05:46   (  76.92,-163.59) 01/16/2023   22:04:42  (  76.91,-163.59)    1.08                64
 01/16/2023   22:56:32   ( -76.94,   3.66) 01/16/2023   22:55:45  ( -76.91,   3.67)    2.44                47
 01/16/2023   23:47:18   (  76.93, 170.97) 01/16/2023   23:46:41  (  76.93, 171.01)    1.02                37
 01/17/2023   00:38:04   ( -76.95, -21.78) 01/17/2023   00:37:44  ( -76.94, -21.74)    1.94                20
 01/17/2023   01:28:50   (  76.95, 145.54) 01/17/2023   01:28:40  (  76.95, 145.61)    1.98                10
 01/17/2023   02:19:36   ( -76.96, -47.22) 01/17/2023   02:19:43  ( -76.96, -47.14)    2.03                 7
 01/17/2023   03:10:22   (  76.96, 120.10) 01/17/2023   03:10:39  (  76.98, 120.21)    3.13                17
 01/17/2023   04:01:08   ( -76.98, -72.65) 01/17/2023   04:01:42  ( -76.98, -72.55)    2.66                34
 01/17/2023   04:51:54   (  76.98,  94.66) 01/17/2023   04:52:39  (  76.95,  94.62)    2.53                45
 01/17/2023   05:42:40   ( -76.99, -98.09) 01/17/2023   05:43:41  ( -77.00, -97.95)    3.55                61
 01/17/2023   06:33:26   (  76.99,  69.22) 01/17/2023   06:34:38  (  76.98,  69.22)    1.49                72