Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/12/2025
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 08/21/2025 16:05:19 -76.03, 127.71 115.77 08/21/2025 16:04:06 -76.05, 126.83 115.79 23.64 73
2 08/21/2025 16:56:08 76.17, -65.48 64.37 08/21/2025 16:55:05 76.17, -65.48 64.36 0.06 63
3 08/21/2025 17:46:52 -76.19, 101.78 115.61 08/21/2025 17:45:59 -76.20, 101.90 115.60 3.38 53
4 08/21/2025 18:37:38 76.19, -90.93 64.41 08/21/2025 18:37:01 76.18, -90.91 64.40 0.93 37
5 08/21/2025 19:28:22 -76.21, 76.33 115.57 08/21/2025 19:27:55 -76.21, 76.47 115.56 3.87 27
6 08/21/2025 20:19:08 76.21,-116.38 64.46 08/21/2025 20:18:57 76.20,-116.34 64.44 1.90 11
7 08/21/2025 21:09:51 -76.18, 51.04 115.56 08/21/2025 21:09:52 -76.18, 50.88 115.57 4.18 1
8 08/21/2025 22:00:38 76.23,-141.83 64.50 08/21/2025 22:00:53 76.22,-141.76 64.48 2.88 15
9 08/21/2025 22:51:21 -76.21, 25.59 115.52 08/21/2025 22:51:48 -76.20, 25.46 115.53 3.55 27
10 08/21/2025 23:42:07 76.21,-167.12 64.50 08/21/2025 23:42:49 76.23,-167.19 64.53 2.77 42
11 08/22/2025 00:32:50 -76.23, 0.14 115.48 08/22/2025 00:33:43 -76.22, 0.03 115.48 3.09 53
12 08/22/2025 01:23:36 76.23, 167.43 64.55 08/22/2025 01:24:44 76.25, 167.39 64.57 1.78 68
13 08/22/2025 02:14:24 -76.43, -25.98 115.28 08/22/2025 02:15:36 -76.36, -24.89 115.29 29.30 72

Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/12/2025
SNOs_Map_FY3D_NOAA-19_20250813.jpg

Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 08/12/2025 in txt file.

Historial Predications of SNOs between FY3D and NOAA-19