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: 7/4/2025
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 07/04/2025 13:02:44 -70.34, 161.06 132.52 07/04/2025 13:01:30 -70.40, 160.87 132.44 9.98 74
2 07/04/2025 13:52:12 70.19, -31.52 47.34 07/04/2025 13:52:12 70.17, -31.46 47.33 2.44 0
3 07/04/2025 14:41:42 -70.07, 135.95 132.77 07/04/2025 14:42:54 -70.09, 135.98 132.76 2.44 72
4 07/07/2025 05:19:14 -70.29, -83.12 132.29 07/07/2025 05:18:24 -70.30, -83.19 132.28 2.82 50
5 07/07/2025 06:08:41 70.19, 84.37 47.61 07/07/2025 06:09:08 70.18, 84.31 47.60 2.75 27
6 07/07/2025 06:58:27 -69.20,-109.35 133.32 07/07/2025 06:59:33 -69.20,-106.93 133.42 95.82 66
7 07/09/2025 20:46:00 71.10,-133.64 48.80 07/09/2025 20:44:53 71.18,-136.18 48.97 91.51 67
8 07/09/2025 21:35:44 -70.23, 32.67 132.04 07/09/2025 21:35:19 -70.26, 32.65 132.00 2.92 25
9 07/09/2025 22:25:11 70.12,-159.84 47.87 07/09/2025 22:26:03 70.13,-159.85 47.87 1.02 52
10 07/12/2025 13:02:42 70.31, -18.96 48.40 07/12/2025 13:01:31 70.30, -18.95 48.40 1.64 71
11 07/12/2025 13:52:12 -70.21, 148.53 131.69 07/12/2025 13:52:13 -70.22, 148.49 131.68 1.67 1
12 07/12/2025 14:41:42 69.93, -44.22 48.05 07/12/2025 14:42:54 69.93, -43.77 48.03 17.42 72
13 07/15/2025 05:19:11 70.27, 96.87 48.77 07/15/2025 05:18:26 70.26, 96.88 48.77 1.01 45
14 07/15/2025 06:08:41 -70.17, -95.64 131.32 07/15/2025 06:09:08 -70.18, -95.68 131.31 1.98 27
15 07/17/2025 20:45:59 -71.10, 46.37 130.00 07/17/2025 20:44:52 -71.14, 43.91 129.86 88.64 67
16 07/17/2025 21:35:40 70.22,-147.32 49.17 07/17/2025 21:35:21 70.24,-147.30 49.19 1.97 19
17 07/17/2025 22:25:10 -70.12, 20.17 130.92 07/17/2025 22:26:02 -70.10, 20.23 130.95 2.76 52

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/4/2025
SNOs_Map_LANDSAT-8_NPP_20250704.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/04/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP