Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 4 28.  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)
 05/01/2025   12:01:26   (  75.78,   6.60) 05/01/2025   12:00:17  (  75.76,   4.61)   54.40                69
 05/01/2025   12:52:16   ( -76.07, 172.89) 05/01/2025   12:51:08  ( -76.07, 172.95)    1.75                68
 05/01/2025   13:43:02   (  76.07, -19.79) 05/01/2025   13:42:07  (  76.05, -19.84)    2.19                55
 05/01/2025   14:33:46   ( -76.09, 147.45) 05/01/2025   14:33:04  ( -76.09, 147.56)    2.82                42
 05/01/2025   15:24:32   (  76.09, -45.23) 05/01/2025   15:24:03  (  76.08, -45.24)    1.23                29
 05/01/2025   16:15:16   ( -76.11, 122.01) 05/01/2025   16:15:00  ( -76.12, 122.16)    4.08                16
 05/01/2025   17:06:02   (  76.11, -70.67) 05/01/2025   17:05:59  (  76.10, -70.63)    1.22                 3
 05/01/2025   17:56:46   ( -76.13,  96.57) 05/01/2025   17:56:57  ( -76.10,  96.61)    3.61                11
 05/01/2025   18:47:32   (  76.13, -96.11) 05/01/2025   18:47:55  (  76.13, -96.03)    2.20                23
 05/01/2025   19:38:15   ( -76.10,  71.30) 05/01/2025   19:38:53  ( -76.12,  71.21)    3.11                38
 05/01/2025   20:29:02   (  76.15,-121.55) 05/01/2025   20:29:51  (  76.15,-121.43)    3.40                49
 05/01/2025   21:19:45   ( -76.12,  45.86) 05/01/2025   21:20:49  ( -76.15,  45.82)    3.02                64
 05/01/2025   22:10:33   (  76.21,-147.16) 05/01/2025   22:11:47  (  76.18,-146.82)    9.69                74