Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 6 16.  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)
 06/18/2025   11:57:22   (  75.64,   9.32) 06/18/2025   11:56:16  (  75.63,   6.14)   87.83                66
 06/18/2025   12:48:17   ( -76.11, 175.00) 06/18/2025   12:47:09  ( -76.11, 175.04)    1.20                68
 06/18/2025   13:39:02   (  76.11, -17.70) 06/18/2025   13:38:02  (  76.10, -17.70)    1.16                60
 06/18/2025   14:29:47   ( -76.13, 149.55) 06/18/2025   14:29:05  ( -76.13, 149.63)    2.18                42
 06/18/2025   15:20:32   (  76.13, -43.15) 06/18/2025   15:19:58  (  76.12, -43.11)    1.65                34
 06/18/2025   16:11:17   ( -76.15, 124.10) 06/18/2025   16:11:01  ( -76.15, 124.22)    3.17                16
 06/18/2025   17:02:02   (  76.16, -68.60) 06/18/2025   17:01:54  (  76.14, -68.52)    2.51                 8
 06/18/2025   17:52:46   ( -76.13,  98.81) 06/18/2025   17:52:57  ( -76.17,  98.80)    4.14                11
 06/18/2025   18:43:32   (  76.18, -94.05) 06/18/2025   18:43:50  (  76.16, -93.94)    3.48                18
 06/18/2025   19:34:16   ( -76.15,  73.36) 06/18/2025   19:34:54  ( -76.14,  73.23)    3.76                38
 06/18/2025   20:25:01   (  76.15,-119.33) 06/18/2025   20:25:46  (  76.18,-119.35)    3.05                45
 06/18/2025   21:15:46   ( -76.17,  47.91) 06/18/2025   21:16:50  ( -76.16,  47.81)    2.91                64
 06/18/2025   22:06:31   (  76.18,-144.78) 06/18/2025   22:07:42  (  76.20,-144.76)    2.92                71