Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 8 9.  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   ( -76.05, 127.62) 08/21/2025   16:04:06  ( -76.03, 126.77)   22.95                73
 08/21/2025   16:56:07   (  76.15, -65.42) 08/21/2025   16:55:05  (  76.15, -65.56)    3.64                62
 08/21/2025   17:46:51   ( -76.17, 101.85) 08/21/2025   17:45:59  ( -76.18, 101.83)    1.63                52
 08/21/2025   18:37:37   (  76.17, -90.87) 08/21/2025   18:37:01  (  76.16, -90.98)    3.14                36
 08/21/2025   19:28:21   ( -76.19,  76.40) 08/21/2025   19:27:55  ( -76.20,  76.41)    0.97                26
 08/21/2025   20:19:07   (  76.20,-116.32) 08/21/2025   20:18:57  (  76.18,-116.41)    2.87                10
 08/21/2025   21:09:51   ( -76.21,  50.95) 08/21/2025   21:09:51  ( -76.21,  50.98)    0.99                 0
 08/21/2025   22:00:37   (  76.22,-141.77) 08/21/2025   22:00:53  (  76.20,-141.83)    2.90                16
 08/21/2025   22:51:21   ( -76.23,  25.50) 08/21/2025   22:51:47  ( -76.23,  25.56)    1.67                26
 08/21/2025   23:42:07   (  76.24,-167.22) 08/21/2025   23:42:49  (  76.21,-167.26)    3.23                42
 08/22/2025   00:32:51   ( -76.25,   0.05) 08/22/2025   00:33:43  ( -76.24,   0.14)    2.54                52
 08/22/2025   01:23:37   (  76.26, 167.33) 08/22/2025   01:24:45  (  76.23, 167.32)    3.78                68
 08/22/2025   02:14:24   ( -76.41, -25.91) 08/22/2025   02:15:36  ( -76.39, -24.79)   29.28                72