Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 8 8.  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   ( -76.01, 127.77) 08/21/2025   16:04:07  ( -75.99, 126.64)   30.57                72
 08/21/2025   16:56:08   (  76.16, -65.44) 08/21/2025   16:55:05  (  76.15, -65.54)    2.79                63
 08/21/2025   17:46:52   ( -76.17, 101.83) 08/21/2025   17:45:59  ( -76.19, 101.86)    1.80                53
 08/21/2025   18:37:38   (  76.18, -90.89) 08/21/2025   18:37:01  (  76.17, -90.97)    2.41                37
 08/21/2025   19:28:22   ( -76.19,  76.38) 08/21/2025   19:27:55  ( -76.20,  76.43)    1.67                27
 08/21/2025   20:19:08   (  76.20,-116.34) 08/21/2025   20:18:57  (  76.18,-116.39)    2.37                11
 08/21/2025   21:09:51   ( -76.21,  50.93) 08/21/2025   21:09:50  ( -76.22,  51.01)    2.02                 1
 08/21/2025   22:00:37   (  76.22,-141.79) 08/21/2025   22:00:52  (  76.20,-141.82)    2.69                15
 08/21/2025   22:51:21   ( -76.23,  25.48) 08/21/2025   22:51:46  ( -76.23,  25.58)    2.68                25
 08/21/2025   23:42:07   (  76.24,-167.24) 08/21/2025   23:42:48  (  76.22,-167.24)    3.26                41
 08/22/2025   00:32:51   ( -76.26,   0.03) 08/22/2025   00:33:42  ( -76.25,   0.16)    3.49                51
 08/22/2025   01:23:36   (  76.22, 167.47) 08/22/2025   01:24:44  (  76.23, 167.33)    3.85                68
 08/22/2025   02:14:23   ( -76.37, -25.75) 08/22/2025   02:15:36  ( -76.35, -24.93)   21.62                73