Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 6 6.  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   (  75.63,   9.34) 06/18/2025   11:56:17  (  75.61,   6.06)   90.44                65
 06/18/2025   12:48:17   ( -76.10, 175.04) 06/18/2025   12:47:10  ( -76.10, 174.99)    1.50                67
 06/18/2025   13:39:02   (  76.11, -17.68) 06/18/2025   13:38:02  (  76.13, -17.62)    2.51                60
 06/18/2025   14:29:47   ( -76.12, 149.60) 06/18/2025   14:29:06  ( -76.12, 149.58)    0.63                41
 06/18/2025   15:20:32   (  76.13, -43.13) 06/18/2025   15:19:58  (  76.15, -43.03)    3.18                34
 06/18/2025   16:11:17   ( -76.14, 124.15) 06/18/2025   16:11:02  ( -76.13, 124.16)    0.75                15
 06/18/2025   17:02:02   (  76.15, -68.58) 06/18/2025   17:01:55  (  76.12, -68.61)    3.55                 7
 06/18/2025   17:52:47   ( -76.16,  98.70) 06/18/2025   17:52:58  ( -76.15,  98.75)    1.66                11
 06/18/2025   18:43:32   (  76.17, -94.03) 06/18/2025   18:43:51  (  76.14, -94.02)    3.73                19
 06/18/2025   19:34:17   ( -76.18,  73.25) 06/18/2025   19:34:54  ( -76.17,  73.34)    2.65                37
 06/18/2025   20:25:01   (  76.15,-119.32) 06/18/2025   20:25:47  (  76.16,-119.43)    3.04                46
 06/18/2025   21:15:47   ( -76.20,  47.80) 06/18/2025   21:16:50  ( -76.19,  47.93)    3.67                63
 06/18/2025   22:06:31   (  76.17,-144.77) 06/18/2025   22:07:43  (  76.18,-144.84)    1.98                72