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: 1/20/2026
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 01/21/2026 12:04:28 76.76, 9.41 96.64 01/21/2026 12:05:23 76.79, 9.40 96.67 2.92 55
2 01/21/2026 12:55:11 -76.74, 176.85 83.40 01/21/2026 12:54:51 -76.76, 176.92 83.38 2.93 20
3 01/24/2026 04:20:59 76.80, 125.21 96.05 01/24/2026 04:21:51 76.78, 125.24 96.03 2.66 52
4 01/24/2026 05:11:41 -76.72, -67.15 84.04 01/24/2026 05:11:19 -76.75, -67.23 84.02 3.29 22
5 01/26/2026 20:37:29 76.79,-118.80 95.37 01/26/2026 20:38:18 76.78,-118.88 95.36 2.93 49
6 01/26/2026 21:28:12 -76.75, 48.68 84.68 01/26/2026 21:27:46 -76.75, 48.65 84.69 1.10 26
7 01/29/2026 12:53:58 76.78, -2.81 94.66 01/29/2026 12:54:43 76.78, -2.97 94.65 4.02 45
8 01/29/2026 13:44:42 -76.78, 164.51 85.36 01/29/2026 13:44:11 -76.76, 164.57 85.39 3.38 31
9 02/01/2026 05:10:29 76.82, 113.00 93.94 02/01/2026 05:11:08 76.80, 112.98 93.93 2.14 39
10 02/01/2026 06:01:12 -76.77, -79.47 86.12 02/01/2026 06:00:36 -76.78, -79.47 86.11 0.83 36
11 02/03/2026 21:26:59 76.81,-131.00 93.15 02/03/2026 21:27:32 76.83,-131.02 93.18 2.25 33

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/20/2026
SNOs_Map_FY3D_LANDSAT-8_20260121.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 01/20/2026 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8