Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 8 11.  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)
 08/21/2025   16:05:19   ( -76.06, 127.62) 08/21/2025   16:04:06  ( -76.02, 126.73)   24.24                73
 08/21/2025   16:56:07   (  76.15, -65.41) 08/21/2025   16:55:04  (  76.18, -65.43)    3.57                63
 08/21/2025   17:46:51   ( -76.17, 101.85) 08/21/2025   17:45:59  ( -76.17, 101.79)    1.56                52
 08/21/2025   18:37:37   (  76.17, -90.87) 08/21/2025   18:37:00  (  76.20, -90.86)    2.83                37
 08/21/2025   19:28:21   ( -76.19,  76.40) 08/21/2025   19:27:55  ( -76.18,  76.36)    1.05                26
 08/21/2025   20:19:07   (  76.20,-116.32) 08/21/2025   20:18:56  (  76.21,-116.28)    2.28                11
 08/21/2025   21:09:51   ( -76.21,  50.95) 08/21/2025   21:09:51  ( -76.20,  50.94)    1.24                 0
 08/21/2025   22:00:37   (  76.22,-141.77) 08/21/2025   22:00:52  (  76.23,-141.71)    2.08                15
 08/21/2025   22:51:21   ( -76.23,  25.49) 08/21/2025   22:51:47  ( -76.22,  25.51)    1.95                26
 08/21/2025   23:42:07   (  76.24,-167.22) 08/21/2025   23:42:48  (  76.24,-167.14)    2.32                41
 08/22/2025   00:32:51   ( -76.25,   0.04) 08/22/2025   00:33:43  ( -76.23,   0.09)    2.81                52
 08/22/2025   01:23:37   (  76.26, 167.33) 08/22/2025   01:24:44  (  76.26, 167.44)    2.91                67
 08/22/2025   02:14:24   ( -76.41, -25.91) 08/22/2025   02:15:36  ( -76.38, -24.84)   28.25                72