Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 7 13.  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)
 07/20/2025   13:36:03   (  76.11, -16.10) 07/20/2025   13:34:49  (  76.13, -16.17)    2.72                74
 07/20/2025   14:26:48   ( -76.14, 151.10) 07/20/2025   14:25:45  ( -76.14, 151.14)    0.99                63
 07/20/2025   15:17:33   (  76.13, -41.56) 07/20/2025   15:16:45  (  76.15, -41.59)    1.73                48
 07/20/2025   16:08:18   ( -76.16, 125.65) 07/20/2025   16:07:41  ( -76.16, 125.72)    1.95                37
 07/20/2025   16:59:03   (  76.16, -67.01) 07/20/2025   16:58:41  (  76.17, -67.00)    1.00                22
 07/20/2025   17:49:48   ( -76.19, 100.19) 07/20/2025   17:49:37  ( -76.18, 100.30)    3.00                11
 07/20/2025   18:40:33   (  76.18, -92.47) 07/20/2025   18:40:37  (  76.18, -92.42)    1.18                 4
 07/20/2025   19:31:17   ( -76.17,  74.90) 07/20/2025   19:31:33  ( -76.19,  74.87)    3.09                16
 07/20/2025   20:22:03   (  76.20,-117.92) 07/20/2025   20:22:33  (  76.20,-117.84)    2.06                30
 07/20/2025   21:12:47   ( -76.19,  49.45) 07/20/2025   21:13:29  ( -76.21,  49.45)    2.32                42
 07/20/2025   22:03:33   (  76.23,-143.38) 07/20/2025   22:04:29  (  76.22,-143.26)    3.10                56
 07/20/2025   22:54:17   ( -76.21,  24.00) 07/20/2025   22:55:25  ( -76.23,  24.03)    1.90                68
 07/20/2025   23:45:10   (  76.56,-170.02) 07/20/2025   23:46:18  (  76.54,-167.50)   65.08                68