Simultaneous Nadir Overpasses (SNOs) Predictions

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

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/3/2025
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 12/03/2025 11:24:02 71.21, 7.07 93.28 12/03/2025 11:22:55 71.27, 4.70 93.34 85.20 67
2 12/03/2025 12:13:45 -70.39, 173.44 87.55 12/03/2025 12:13:21 -70.37, 173.51 87.57 3.17 24
3 12/03/2025 13:03:12 70.28, -19.06 92.36 12/03/2025 13:04:06 70.27, -19.03 92.34 2.09 54
4 12/06/2025 03:40:42 70.49, 121.85 92.89 12/06/2025 03:39:41 70.47, 121.80 92.87 3.04 61
5 12/06/2025 04:30:12 -70.37, -70.69 87.22 12/06/2025 04:30:22 -70.35, -70.70 87.24 2.70 10
6 12/06/2025 05:19:49 69.72, 96.03 92.14 12/06/2025 05:20:57 69.72, 97.57 92.13 59.33 68
7 12/08/2025 19:57:10 70.39,-122.41 93.09 12/08/2025 19:56:41 70.40,-122.34 93.10 2.99 29
8 12/08/2025 20:46:39 -70.33, 45.14 86.97 12/08/2025 20:47:23 -70.34, 45.08 86.96 2.29 44
9 12/11/2025 11:24:09 -70.48,-174.03 86.59 12/11/2025 11:22:57 -70.49,-174.03 86.57 1.58 72
10 12/11/2025 12:13:36 70.37, -6.54 93.31 12/11/2025 12:13:41 70.35, -6.50 93.29 2.66 5
11 12/11/2025 13:03:08 -70.15, 160.77 86.91 12/11/2025 13:04:20 -70.12, 161.18 86.94 15.60 72
12 12/14/2025 03:40:34 -70.43, -58.20 86.45 12/14/2025 03:39:56 -70.44, -58.19 86.44 1.47 38
13 12/14/2025 04:30:01 70.32, 109.28 93.44 12/14/2025 04:30:40 70.31, 109.33 93.43 2.49 39
14 12/16/2025 19:07:28 70.57,-109.73 93.82 12/16/2025 19:06:16 70.59,-109.98 93.85 9.43 72
15 12/16/2025 19:56:59 -70.41, 57.66 86.34 12/16/2025 19:56:56 -70.40, 57.63 86.35 1.19 3
16 12/16/2025 20:46:27 70.24,-134.94 93.50 12/16/2025 20:47:39 70.22,-134.77 93.47 6.93 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/3/2025
SNOs_Map_LANDSAT-8_NPP_20251203.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/03/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP