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: 11/28/2025
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 11/28/2025 04:30:17 70.35, 109.26 91.58 11/28/2025 04:30:06 70.37, 109.30 91.61 2.86 11
2 11/28/2025 05:19:46 -70.29, -83.19 88.48 11/28/2025 05:20:47 -70.26, -83.20 88.51 3.68 61
3 11/30/2025 19:57:17 -70.44, 57.64 87.89 11/30/2025 19:56:21 -70.43, 57.66 87.90 1.58 56
4 11/30/2025 20:46:44 70.34,-134.87 92.02 11/30/2025 20:47:06 70.33,-134.88 92.01 0.94 22
5 11/30/2025 21:36:27 -69.51, 31.61 88.81 11/30/2025 21:37:34 -69.53, 33.65 88.79 79.47 67
6 12/03/2025 11:24:02 71.23, 7.11 93.30 12/03/2025 11:22:55 71.25, 4.72 93.33 85.28 67
7 12/03/2025 12:13:45 -70.41, 173.48 87.53 12/03/2025 12:13:22 -70.40, 173.46 87.54 1.54 23
8 12/03/2025 13:03:12 70.31, -19.03 92.38 12/03/2025 13:04:07 70.31, -19.08 92.38 2.03 55
9 12/06/2025 03:40:43 70.47, 121.81 92.87 12/06/2025 03:39:41 70.45, 121.82 92.86 1.86 62
10 12/06/2025 04:30:13 -70.36, -70.71 87.24 12/06/2025 04:30:23 -70.38, -70.75 87.21 2.84 10
11 12/06/2025 05:19:49 69.75, 96.08 92.17 12/06/2025 05:20:58 69.76, 97.51 92.17 55.35 69
12 12/08/2025 19:57:10 70.44,-122.34 93.14 12/08/2025 19:56:42 70.44,-122.40 93.14 2.36 28
13 12/08/2025 20:46:40 -70.33, 45.14 86.97 12/08/2025 20:47:23 -70.32, 45.12 86.99 1.95 43
14 12/11/2025 11:24:09 -70.50,-174.00 86.57 12/11/2025 11:22:56 -70.47,-174.00 86.60 2.97 73
15 12/11/2025 12:13:36 70.38, -6.52 93.32 12/11/2025 12:13:41 70.39, -6.55 93.33 1.17 5
16 12/11/2025 13:03:08 -70.17, 160.80 86.89 12/11/2025 13:04:20 -70.15, 161.13 86.91 12.63 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 11/28/2025
SNOs_Map_LANDSAT-8_NPP_20251128.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 11/28/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP