Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/6/2025
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 08/08/2025 16:00:11 76.08, -51.52 60.19 08/08/2025 16:00:21 76.08, -51.57 60.19 1.16 10
2 08/08/2025 16:50:54 -76.05, 115.91 119.83 08/08/2025 16:49:49 -76.05, 115.99 119.83 2.35 65
3 08/11/2025 07:26:11 -76.34,-103.90 118.80 08/11/2025 07:27:22 -76.22,-102.89 118.89 30.10 71
4 08/11/2025 08:16:51 76.08, 64.37 60.98 08/11/2025 08:16:50 76.10, 64.39 61.00 2.32 1
5 08/11/2025 09:07:32 -75.96,-127.88 119.12 08/11/2025 09:06:19 -76.03,-128.20 119.07 11.54 73
6 08/13/2025 23:42:47 -76.13, 12.80 118.18 08/13/2025 23:43:54 -76.14, 12.72 118.16 2.32 67
7 08/14/2025 00:33:32 76.09,-179.75 61.80 08/14/2025 00:33:20 76.11,-179.71 61.83 2.74 12
8 08/14/2025 01:24:04 -75.56, -10.61 118.65 08/14/2025 01:22:58 -75.60, -13.61 118.72 83.20 66
9 08/16/2025 15:59:28 -76.14, 128.67 117.32 08/16/2025 16:00:24 -76.13, 128.59 117.32 2.14 56
10 08/16/2025 16:50:13 76.10, -63.89 62.66 08/16/2025 16:49:50 76.11, -63.85 62.66 1.20 23
11 08/19/2025 08:16:09 -76.15,-115.48 116.44 08/19/2025 08:16:53 -76.16,-115.43 116.42 1.76 44
12 08/19/2025 09:06:54 76.11, 51.96 63.55 08/19/2025 09:06:20 76.08, 51.97 63.51 3.30 34

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/6/2025
SNOs_Map_FY3D_LANDSAT-8_20250807.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/06/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8