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: 3/14/2025
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 03/14/2025 13:45:47 75.78, -20.67 78.02 03/14/2025 13:44:37 75.73, -22.52 77.95 50.80 70
2 03/14/2025 14:36:37 -76.03, 145.75 101.76 03/14/2025 14:35:27 -76.01, 145.74 101.78 2.20 70
3 03/14/2025 15:27:22 76.02, -46.88 78.22 03/14/2025 15:26:27 76.03, -46.94 78.23 2.49 55
4 03/14/2025 16:18:07 -76.05, 120.33 101.77 03/14/2025 16:17:23 -76.05, 120.38 101.77 1.18 44
5 03/14/2025 17:08:53 76.07, -72.45 78.25 03/14/2025 17:08:23 76.07, -72.31 78.24 4.02 30
6 03/14/2025 17:59:37 -76.06, 94.92 101.79 03/14/2025 17:59:20 -76.04, 94.85 101.81 3.13 17
7 03/14/2025 18:50:23 76.09, -97.87 78.23 03/14/2025 18:50:20 76.06, -97.83 78.20 3.59 3
8 03/14/2025 19:41:07 -76.07, 69.50 101.80 03/14/2025 19:41:16 -76.07, 69.48 101.81 0.58 9
9 03/14/2025 20:31:53 76.10,-123.28 78.21 03/14/2025 20:32:16 76.09,-123.20 78.21 2.59 23
10 03/14/2025 21:22:37 -76.08, 44.09 101.82 03/14/2025 21:23:12 -76.10, 44.12 101.80 2.23 35
11 03/14/2025 22:13:23 76.11,-148.70 78.20 03/14/2025 22:14:13 76.08,-148.72 78.17 3.71 50
12 03/14/2025 23:04:06 -76.09, 18.67 101.84 03/14/2025 23:05:08 -76.09, 18.59 101.84 2.30 62
13 03/14/2025 23:54:53 76.17,-174.28 78.23 03/14/2025 23:56:07 76.16,-173.92 78.22 9.56 74

Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/14/2025
SNOs_Map_FY3D_NOAA-19_20250314.jpg

Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 03/14/2025 in txt file.

Historial Predications of SNOs between FY3D and NOAA-19