Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 5 10.  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,   7.21) 05/17/2025   11:59:01  (  75.83,   5.49)   46.86                70
 05/17/2025   12:51:01   ( -76.09, 173.56) 05/17/2025   12:49:58  ( -76.06, 173.52)    3.59                63
 05/17/2025   13:41:47   (  76.11, -19.19) 05/17/2025   13:40:52  (  76.08, -19.12)    3.29                55
 05/17/2025   14:32:31   ( -76.11, 148.11) 05/17/2025   14:31:54  ( -76.08, 148.12)    3.13                37
 05/17/2025   15:23:16   (  76.08, -44.47) 05/17/2025   15:22:48  (  76.10, -44.52)    2.92                28
 05/17/2025   16:14:01   ( -76.13, 122.67) 05/17/2025   16:13:50  ( -76.10, 122.72)    3.07                11
 05/17/2025   17:04:46   (  76.10, -69.92) 05/17/2025   17:04:44  (  76.13, -69.92)    2.87                 2
 05/17/2025   17:55:30   ( -76.10,  97.39) 05/17/2025   17:55:46  ( -76.13,  97.32)    3.16                16
 05/17/2025   18:46:16   (  76.12, -95.36) 05/17/2025   18:46:40  (  76.15, -95.33)    3.24                24
 05/17/2025   19:37:00   ( -76.12,  71.95) 05/17/2025   19:37:42  ( -76.15,  71.92)    2.96                42
 05/17/2025   20:27:46   (  76.14,-120.80) 05/17/2025   20:28:37  (  76.13,-120.89)    2.84                51
 05/17/2025   21:18:30   ( -76.14,  46.50) 05/17/2025   21:19:38  ( -76.17,  46.52)    3.22                68
 05/17/2025   22:09:18   (  76.25,-146.58) 05/17/2025   22:10:31  (  76.24,-145.96)   16.29                73