Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 7 20.  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)
 07/20/2025   13:36:03   (  76.14, -16.22) 07/20/2025   13:34:48  (  76.15, -16.10)    3.10                75
 07/20/2025   14:26:47   ( -76.13, 151.13) 07/20/2025   14:25:44  ( -76.15, 151.18)    2.40                63
 07/20/2025   15:17:33   (  76.17, -41.67) 07/20/2025   15:16:44  (  76.17, -41.52)    3.94                49
 07/20/2025   16:08:17   ( -76.16, 125.67) 07/20/2025   16:07:40  ( -76.17, 125.76)    2.57                37
 07/20/2025   16:59:02   (  76.14, -66.96) 07/20/2025   16:58:41  (  76.14, -67.11)    3.86                21
 07/20/2025   17:49:47   ( -76.18, 100.22) 07/20/2025   17:49:36  ( -76.19, 100.33)    3.13                11
 07/20/2025   18:40:32   (  76.17, -92.42) 07/20/2025   18:40:37  (  76.16, -92.53)    3.10                 5
 07/20/2025   19:31:17   ( -76.20,  74.77) 07/20/2025   19:31:32  ( -76.20,  74.91)    3.92                15
 07/20/2025   20:22:02   (  76.19,-117.87) 07/20/2025   20:22:33  (  76.17,-117.94)    2.59                31
 07/20/2025   21:12:46   ( -76.18,  49.47) 07/20/2025   21:13:29  ( -76.18,  49.33)    3.96                43
 07/20/2025   22:03:32   (  76.21,-143.33) 07/20/2025   22:04:29  (  76.19,-143.36)    2.50                57
 07/20/2025   22:54:16   ( -76.20,  24.02) 07/20/2025   22:55:25  ( -76.19,  23.91)    3.30                69
 07/20/2025   23:45:10   (  76.59,-170.14) 07/20/2025   23:46:17  (  76.56,-167.44)   69.84                67