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: 6/24/2025
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 06/26/2025 13:02:41 70.36, -18.92 46.97 06/26/2025 13:01:28 70.36, -19.08 46.99 5.94 73
2 06/26/2025 13:52:12 -70.19, 148.47 133.19 06/26/2025 13:52:09 -70.21, 148.47 133.17 1.90 3
3 06/26/2025 14:41:39 70.09, -44.03 46.71 06/26/2025 14:42:52 70.04, -43.97 46.66 5.34 73
4 06/29/2025 05:19:12 70.29, 96.87 47.04 06/29/2025 05:18:23 70.29, 96.80 47.05 2.76 49
5 06/29/2025 06:08:43 -70.13, -95.73 133.12 06/29/2025 06:09:04 -70.14, -95.65 133.11 2.97 21
6 07/01/2025 21:35:42 70.22,-147.35 47.15 07/01/2025 21:35:17 70.23,-147.33 47.16 1.33 25
7 07/01/2025 22:25:12 -70.12, 20.13 132.95 07/01/2025 22:25:59 -70.13, 20.14 132.94 1.90 47
8 07/04/2025 13:02:43 -70.41, 161.16 132.45 07/04/2025 13:01:31 -70.44, 160.81 132.40 13.66 72
9 07/04/2025 13:52:12 70.19, -31.52 47.34 07/04/2025 13:52:12 70.17, -31.46 47.32 2.88 0
10 07/04/2025 14:41:42 -70.09, 135.97 132.76 07/04/2025 14:42:54 -70.08, 136.00 132.78 1.60 72
11 07/07/2025 05:19:15 -70.26, -83.18 132.33 07/07/2025 05:18:24 -70.28, -83.17 132.30 2.58 51
12 07/07/2025 06:08:42 70.14, 84.30 47.57 07/07/2025 06:09:08 70.17, 84.32 47.59 3.01 26

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 6/24/2025
SNOs_Map_LANDSAT-8_NPP_20250624.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 06/24/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP