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: 5/12/2025
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 05/17/2025 12:00:11 75.81, 7.20 56.45 05/17/2025 11:59:01 75.83, 5.47 56.39 47.06 70
2 05/17/2025 12:51:01 -76.09, 173.54 123.32 05/17/2025 12:49:57 -76.10, 173.66 123.33 3.22 64
3 05/17/2025 13:41:46 76.06, -19.04 56.65 05/17/2025 13:40:52 76.08, -19.13 56.65 3.15 54
4 05/17/2025 14:32:31 -76.11, 148.10 123.32 05/17/2025 14:31:54 -76.07, 148.10 123.36 4.13 37
5 05/17/2025 15:23:16 76.08, -44.48 56.65 05/17/2025 15:22:48 76.10, -44.54 56.66 2.54 28
6 05/17/2025 16:14:00 -76.09, 122.82 123.36 05/17/2025 16:13:50 -76.10, 122.70 123.35 3.43 10
7 05/17/2025 17:04:46 76.10, -69.92 56.65 05/17/2025 17:04:44 76.12, -69.94 56.67 2.34 2
8 05/17/2025 17:55:30 -76.11, 97.38 123.36 05/17/2025 17:55:46 -76.12, 97.30 123.34 2.61 16
9 05/17/2025 18:46:16 76.12, -95.37 56.65 05/17/2025 18:46:40 76.14, -95.34 56.68 2.65 24
10 05/17/2025 19:37:00 -76.13, 71.93 123.36 05/17/2025 19:37:42 -76.14, 71.90 123.33 2.15 42
11 05/17/2025 20:27:46 76.14,-120.81 56.65 05/17/2025 20:28:36 76.17,-120.74 56.69 3.34 50
12 05/17/2025 21:18:30 -76.15, 46.49 123.36 05/17/2025 21:19:38 -76.17, 46.50 123.32 2.28 68
13 05/17/2025 22:09:18 76.25,-146.58 56.73 05/17/2025 22:10:31 76.23,-145.98 56.75 16.08 73

Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 5/12/2025
SNOs_Map_FY3D_NOAA-19_20250512.jpg

Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 05/12/2025 in txt file.

Historial Predications of SNOs between FY3D and NOAA-19