Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 6 12.  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   (  75.62,   9.37) 06/18/2025   11:56:17  (  75.60,   6.03)   92.28                65
 06/18/2025   12:48:17   ( -76.09, 175.06) 06/18/2025   12:47:10  ( -76.08, 174.94)    3.53                67
 06/18/2025   13:39:02   (  76.10, -17.65) 06/18/2025   13:38:02  (  76.12, -17.66)    1.71                60
 06/18/2025   14:29:47   ( -76.11, 149.61) 06/18/2025   14:29:06  ( -76.10, 149.52)    2.82                41
 06/18/2025   15:20:32   (  76.12, -43.10) 06/18/2025   15:19:58  (  76.13, -43.07)    1.72                34
 06/18/2025   16:11:17   ( -76.14, 124.16) 06/18/2025   16:11:02  ( -76.12, 124.11)    2.29                15
 06/18/2025   17:02:02   (  76.14, -68.55) 06/18/2025   17:01:54  (  76.15, -68.48)    2.27                 8
 06/18/2025   17:52:47   ( -76.16,  98.71) 06/18/2025   17:52:58  ( -76.14,  98.70)    2.13                11
 06/18/2025   18:43:32   (  76.16, -94.00) 06/18/2025   18:43:50  (  76.17, -93.89)    3.09                18
 06/18/2025   19:34:17   ( -76.18,  73.26) 06/18/2025   19:34:54  ( -76.16,  73.28)    2.40                37
 06/18/2025   20:25:02   (  76.19,-119.45) 06/18/2025   20:25:46  (  76.19,-119.30)    4.02                44
 06/18/2025   21:15:47   ( -76.20,  47.81) 06/18/2025   21:16:50  ( -76.18,  47.87)    3.00                63
 06/18/2025   22:06:31   (  76.16,-144.74) 06/18/2025   22:07:43  (  76.17,-144.88)    3.82                72