Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 6 7.  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,   9.30) 06/18/2025   11:56:16  (  75.64,   6.17)   86.20                66
 06/18/2025   12:48:17   ( -76.11, 175.00) 06/18/2025   12:47:09  ( -76.13, 175.10)    3.35                68
 06/18/2025   13:39:02   (  76.12, -17.73) 06/18/2025   13:38:02  (  76.11, -17.67)    1.75                60
 06/18/2025   14:29:47   ( -76.13, 149.55) 06/18/2025   14:29:06  ( -76.10, 149.53)    3.25                41
 06/18/2025   15:20:32   (  76.14, -43.17) 06/18/2025   15:19:58  (  76.13, -43.08)    2.77                34
 06/18/2025   16:11:17   ( -76.15, 124.10) 06/18/2025   16:11:02  ( -76.12, 124.11)    3.42                15
 06/18/2025   17:02:02   (  76.16, -68.62) 06/18/2025   17:01:54  (  76.15, -68.49)    3.81                 8
 06/18/2025   17:52:46   ( -76.13,  98.82) 06/18/2025   17:52:58  ( -76.14,  98.70)    3.31                12
 06/18/2025   18:43:31   (  76.14, -93.91) 06/18/2025   18:43:50  (  76.17, -93.90)    3.67                19
 06/18/2025   19:34:16   ( -76.15,  73.37) 06/18/2025   19:34:54  ( -76.16,  73.29)    2.33                38
 06/18/2025   20:25:01   (  76.16,-119.36) 06/18/2025   20:25:47  (  76.15,-119.47)    3.32                46
 06/18/2025   21:15:46   ( -76.17,  47.92) 06/18/2025   21:16:50  ( -76.18,  47.88)    1.39                64
 06/18/2025   22:06:31   (  76.18,-144.81) 06/18/2025   22:07:43  (  76.17,-144.88)    2.54                72