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: 7/24/2025
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 08/05/2025 13:34:18 75.65, -13.69 58.94 08/05/2025 13:33:13 75.65, -17.11 58.82 94.04 65
2 08/05/2025 14:25:12 -76.11, 152.04 120.66 08/05/2025 14:23:57 -76.10, 151.73 120.69 8.37 75
3 08/05/2025 15:15:59 76.18, -40.89 59.42 08/05/2025 15:14:58 76.16, -40.80 59.40 3.22 61
4 08/05/2025 16:06:43 -76.18, 126.42 120.58 08/05/2025 16:05:52 -76.16, 126.47 120.60 2.70 51
5 08/05/2025 16:57:28 76.15, -66.18 59.42 08/05/2025 16:56:54 76.17, -66.22 59.43 2.35 34
6 08/05/2025 17:48:12 -76.16, 101.13 120.57 08/05/2025 17:47:48 -76.17, 101.04 120.57 2.83 24
7 08/05/2025 18:38:58 76.18, -91.64 59.46 08/05/2025 18:38:50 76.19, -91.65 59.47 1.29 8
8 08/05/2025 19:29:42 -76.18, 75.67 120.53 08/05/2025 19:29:44 -76.19, 75.62 120.53 1.65 2
9 08/05/2025 20:20:28 76.20,-117.10 59.50 08/05/2025 20:20:46 76.21,-117.07 59.51 0.85 18
10 08/05/2025 21:11:12 -76.20, 50.22 120.49 08/05/2025 21:11:40 -76.20, 50.19 120.49 0.59 28
11 08/05/2025 22:01:58 76.23,-142.56 59.54 08/05/2025 22:02:42 76.22,-142.50 59.54 1.67 44
12 08/05/2025 22:52:42 -76.23, 24.76 120.45 08/05/2025 22:53:36 -76.22, 24.77 120.45 0.95 54
13 08/05/2025 23:43:28 76.25,-168.01 59.58 08/05/2025 23:44:38 76.24,-167.92 59.58 2.81 70
14 08/06/2025 00:34:17 -76.47, -1.54 120.21 08/06/2025 00:35:27 -76.45, 0.18 120.17 44.75 70

Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/24/2025
SNOs_Map_FY3D_NOAA-19_20250724.jpg

Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 07/24/2025 in txt file.

Historial Predications of SNOs between FY3D and NOAA-19