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: 5/15/2025
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 12:00:12 75.84, 7.10 56.47 05/17/2025 11:59:02 75.80, 5.38 56.36 47.12 70
2 05/17/2025 12:51:01 -76.08, 173.59 123.34 05/17/2025 12:49:58 -76.07, 173.56 123.36 1.61 63
3 05/17/2025 13:41:47 76.09, -19.14 56.67 05/17/2025 13:40:52 76.10, -19.07 56.67 1.98 55
4 05/17/2025 14:32:31 -76.10, 148.15 123.34 05/17/2025 14:31:54 -76.09, 148.15 123.35 0.88 37
5 05/17/2025 15:23:17 76.11, -44.58 56.67 05/17/2025 15:22:48 76.12, -44.47 56.68 3.10 29
6 05/17/2025 16:14:01 -76.12, 122.71 123.33 05/17/2025 16:13:50 -76.11, 122.75 123.34 1.32 11
7 05/17/2025 17:04:47 76.13, -70.03 56.67 05/17/2025 17:04:45 76.10, -70.04 56.64 3.81 2
8 05/17/2025 17:55:31 -76.14, 97.27 123.33 05/17/2025 17:55:46 -76.14, 97.35 123.33 2.35 15
9 05/17/2025 18:46:17 76.15, -95.47 56.68 05/17/2025 18:46:41 76.12, -95.44 56.65 3.61 24
10 05/17/2025 19:37:01 -76.16, 71.82 123.33 05/17/2025 19:37:42 -76.16, 71.95 123.32 3.50 41
11 05/17/2025 20:27:46 76.12,-120.75 56.64 05/17/2025 20:28:37 76.14,-120.84 56.66 2.99 51
12 05/17/2025 21:18:30 -76.13, 46.54 123.37 05/17/2025 21:19:39 -76.14, 46.39 123.36 4.07 69
13 05/17/2025 22:09:19 76.28,-146.69 56.76 05/17/2025 22:10:31 76.25,-145.91 56.77 20.71 72

Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 5/15/2025
SNOs_Map_FY3D_NOAA-19_20250515.jpg

Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 05/15/2025 in txt file.

Historial Predications of SNOs between FY3D and NOAA-19