Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 5 12.  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   12:00:11   (  75.81,   7.20) 05/17/2025   11:59:01  (  75.83,   5.47)   47.06                70
 05/17/2025   12:51:01   ( -76.09, 173.54) 05/17/2025   12:49:57  ( -76.10, 173.66)    3.22                64
 05/17/2025   13:41:46   (  76.06, -19.04) 05/17/2025   13:40:52  (  76.08, -19.13)    3.15                54
 05/17/2025   14:32:31   ( -76.11, 148.10) 05/17/2025   14:31:54  ( -76.07, 148.10)    4.13                37
 05/17/2025   15:23:16   (  76.08, -44.48) 05/17/2025   15:22:48  (  76.10, -44.54)    2.54                28
 05/17/2025   16:14:00   ( -76.09, 122.82) 05/17/2025   16:13:50  ( -76.10, 122.70)    3.43                10
 05/17/2025   17:04:46   (  76.10, -69.92) 05/17/2025   17:04:44  (  76.12, -69.94)    2.34                 2
 05/17/2025   17:55:30   ( -76.11,  97.38) 05/17/2025   17:55:46  ( -76.12,  97.30)    2.61                16
 05/17/2025   18:46:16   (  76.12, -95.37) 05/17/2025   18:46:40  (  76.14, -95.34)    2.65                24
 05/17/2025   19:37:00   ( -76.13,  71.93) 05/17/2025   19:37:42  ( -76.14,  71.90)    2.15                42
 05/17/2025   20:27:46   (  76.14,-120.81) 05/17/2025   20:28:36  (  76.17,-120.74)    3.34                50
 05/17/2025   21:18:30   ( -76.15,  46.49) 05/17/2025   21:19:38  ( -76.17,  46.50)    2.28                68
 05/17/2025   22:09:18   (  76.25,-146.58) 05/17/2025   22:10:31  (  76.23,-145.98)   16.08                73