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: 5/25/2025
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 05/28/2025 05:18:56 70.24, 96.80 48.65 05/28/2025 05:18:04 70.27, 96.81 48.69 3.54 52
2 05/28/2025 06:08:25 -70.18, -95.66 131.41 05/28/2025 06:08:46 -70.15, -95.69 131.44 3.36 21
3 05/28/2025 06:58:08 69.19, 70.64 47.63 05/28/2025 06:59:14 69.21, 73.00 47.59 93.32 66
4 05/30/2025 21:35:26 70.19,-147.38 48.21 05/30/2025 21:35:00 70.20,-147.31 48.22 2.82 26
5 05/30/2025 22:24:55 -70.13, 20.17 131.86 05/30/2025 22:25:43 -70.13, 20.11 131.86 2.37 48
6 06/02/2025 13:02:28 -70.29, 161.00 132.05 06/02/2025 13:01:14 -70.32, 160.96 132.01 3.57 74
7 06/02/2025 13:51:55 70.18, -31.51 47.84 06/02/2025 13:51:57 70.18, -31.52 47.85 0.40 2
8 06/02/2025 14:41:26 -70.02, 135.89 132.32 06/02/2025 14:42:39 -70.06, 135.99 132.29 5.53 73
9 06/05/2025 05:18:57 -70.27, -83.14 132.38 06/05/2025 05:18:10 -70.26, -83.17 132.39 1.85 47
10 06/05/2025 06:08:23 70.16, 84.34 47.51 06/05/2025 06:08:53 70.17, 84.26 47.53 3.46 30
11 06/07/2025 20:45:44 70.93,-133.89 48.01 06/07/2025 20:44:36 71.01,-135.94 48.14 74.87 68
12 06/07/2025 21:35:25 -70.23, 32.69 132.68 06/07/2025 21:35:05 -70.20, 32.69 132.71 3.60 20
13 06/07/2025 22:24:52 70.12,-159.83 47.21 06/07/2025 22:25:49 70.12,-159.88 47.21 1.80 57

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/25/2025
SNOs_Map_LANDSAT-8_NPP_20250527.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/25/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP