Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 5 17.  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,   7.22) 05/17/2025   11:59:01  (  75.84,   5.49)   47.11                70
 05/17/2025   12:51:01   ( -76.09, 173.55) 05/17/2025   12:49:57  ( -76.10, 173.67)    3.29                64
 05/17/2025   13:41:47   (  76.10, -19.18) 05/17/2025   13:40:52  (  76.08, -19.11)    2.59                55
 05/17/2025   14:32:31   ( -76.11, 148.10) 05/17/2025   14:31:54  ( -76.08, 148.11)    3.83                37
 05/17/2025   15:23:17   (  76.12, -44.62) 05/17/2025   15:22:48  (  76.11, -44.51)    3.28                29
 05/17/2025   16:14:00   ( -76.09, 122.82) 05/17/2025   16:13:50  ( -76.10, 122.70)    3.53                10
 05/17/2025   17:04:46   (  76.10, -69.90) 05/17/2025   17:04:44  (  76.13, -69.92)    3.64                 2
 05/17/2025   17:55:30   ( -76.11,  97.38) 05/17/2025   17:55:46  ( -76.12,  97.30)    2.78                16
 05/17/2025   18:46:16   (  76.12, -95.35) 05/17/2025   18:46:41  (  76.11, -95.48)    3.84                25
 05/17/2025   19:37:00   ( -76.13,  71.94) 05/17/2025   19:37:42  ( -76.14,  71.90)    2.39                42
 05/17/2025   20:27:46   (  76.14,-120.79) 05/17/2025   20:28:37  (  76.13,-120.89)    2.71                51
 05/17/2025   21:18:30   ( -76.14,  46.50) 05/17/2025   21:19:38  ( -76.17,  46.50)    2.55                68
 05/17/2025   22:09:19   (  76.29,-146.73) 05/17/2025   22:10:31  (  76.24,-145.96)   21.10                72