Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 5 14.  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)
 05/17/2025   12:00:12   (  75.85,   7.08) 05/17/2025   11:59:01  (  75.84,   5.52)   42.50                71
 05/17/2025   12:51:01   ( -76.08, 173.57) 05/17/2025   12:49:58  ( -76.06, 173.54)    2.54                63
 05/17/2025   13:41:47   (  76.10, -19.16) 05/17/2025   13:40:52  (  76.09, -19.09)    2.07                55
 05/17/2025   14:32:31   ( -76.10, 148.13) 05/17/2025   14:31:54  ( -76.09, 148.14)    2.00                37
 05/17/2025   15:23:17   (  76.12, -44.60) 05/17/2025   15:22:48  (  76.11, -44.49)    3.07                29
 05/17/2025   16:14:01   ( -76.12, 122.69) 05/17/2025   16:13:50  ( -76.11, 122.74)    2.08                11
 05/17/2025   17:04:47   (  76.14, -70.05) 05/17/2025   17:04:44  (  76.13, -69.89)    4.14                 3
 05/17/2025   17:55:31   ( -76.14,  97.25) 05/17/2025   17:55:46  ( -76.13,  97.34)    2.74                15
 05/17/2025   18:46:16   (  76.11, -95.33) 05/17/2025   18:46:41  (  76.11, -95.46)    3.47                25
 05/17/2025   19:37:01   ( -76.16,  71.80) 05/17/2025   19:37:42  ( -76.15,  71.94)    3.68                41
 05/17/2025   20:27:46   (  76.13,-120.77) 05/17/2025   20:28:37  (  76.14,-120.86)    2.40                51
 05/17/2025   21:18:30   ( -76.14,  46.52) 05/17/2025   21:19:39  ( -76.13,  46.38)    3.97                69
 05/17/2025   22:09:19   (  76.29,-146.71) 05/17/2025   22:10:31  (  76.25,-145.93)   21.01                72