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: 7/5/2025
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 07/07/2025 05:19:14 -70.28, -83.14 132.31 07/07/2025 05:18:23 -70.26, -83.13 132.32 2.14 51
2 07/07/2025 06:08:41 70.18, 84.35 47.60 07/07/2025 06:09:08 70.19, 84.29 47.61 2.70 27
3 07/07/2025 06:58:27 -69.19,-109.37 133.33 07/07/2025 06:59:33 -69.21,-106.95 133.41 95.82 66
4 07/09/2025 20:45:59 71.15,-133.57 48.84 07/09/2025 20:44:53 71.19,-136.19 48.98 94.24 66
5 07/09/2025 21:35:44 -70.22, 32.66 132.05 07/09/2025 21:35:18 -70.22, 32.72 132.05 2.34 26
6 07/09/2025 22:25:11 70.11,-159.85 47.86 07/09/2025 22:26:03 70.14,-159.86 47.88 3.28 52
7 07/12/2025 13:02:43 70.30, -18.97 48.40 07/12/2025 13:01:32 70.31, -18.97 48.41 0.18 71
8 07/12/2025 13:52:13 -70.20, 148.51 131.70 07/12/2025 13:52:14 -70.23, 148.48 131.67 3.25 1
9 07/12/2025 14:41:43 69.92, -44.24 48.04 07/12/2025 14:42:55 69.94, -43.78 48.04 17.58 72
10 07/15/2025 05:19:11 70.27, 96.86 48.77 07/15/2025 05:18:26 70.27, 96.87 48.78 0.30 45
11 07/15/2025 06:08:41 -70.17, -95.65 131.33 07/15/2025 06:09:08 -70.19, -95.69 131.31 2.97 27
12 07/17/2025 20:45:59 -71.09, 46.36 130.00 07/17/2025 20:44:52 -71.14, 43.91 129.86 88.47 67
13 07/17/2025 21:35:40 70.22,-147.32 49.17 07/17/2025 21:35:21 70.23,-147.30 49.19 2.30 19
14 07/17/2025 22:25:10 -70.12, 20.17 130.93 07/17/2025 22:26:02 -70.10, 20.22 130.95 2.63 52

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/5/2025
SNOs_Map_LANDSAT-8_NPP_20250705.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/05/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP