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: 11/30/2025
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 12/03/2025 11:24:03 71.19, 7.04 93.25 12/03/2025 11:22:55 71.24, 4.75 93.32 82.24 68
2 12/03/2025 12:13:45 -70.42, 173.49 87.52 12/03/2025 12:13:22 -70.39, 173.48 87.55 3.23 23
3 12/03/2025 13:03:12 70.32, -19.01 92.39 12/03/2025 13:04:07 70.29, -19.06 92.37 3.10 55
4 12/06/2025 03:40:43 70.48, 121.83 92.88 12/06/2025 03:39:42 70.49, 121.76 92.90 2.71 61
5 12/06/2025 04:30:13 -70.37, -70.70 87.23 12/06/2025 04:30:23 -70.37, -70.73 87.22 1.06 10
6 12/06/2025 05:19:49 69.76, 96.09 92.18 12/06/2025 05:20:58 69.75, 97.54 92.16 55.68 69
7 12/08/2025 19:57:10 70.40,-122.40 93.09 12/08/2025 19:56:41 70.42,-122.37 93.12 3.15 29
8 12/08/2025 20:46:40 -70.29, 45.07 87.02 12/08/2025 20:47:22 -70.30, 45.14 87.00 2.93 42
9 12/11/2025 11:24:09 -70.51,-173.98 86.56 12/11/2025 11:22:57 -70.50,-174.05 86.56 2.53 72
10 12/11/2025 12:13:37 70.34, -6.58 93.28 12/11/2025 12:13:41 70.36, -6.52 93.30 3.27 4
11 12/11/2025 13:03:08 -70.18, 160.82 86.88 12/11/2025 13:04:21 -70.19, 161.08 86.88 9.87 73
12 12/14/2025 03:40:36 -70.44, -58.20 86.45 12/14/2025 03:39:57 -70.45, -58.20 86.43 1.51 39
13 12/14/2025 04:30:03 70.32, 109.28 93.45 12/14/2025 04:30:41 70.32, 109.32 93.44 1.72 38

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 11/30/2025
SNOs_Map_LANDSAT-8_NPP_20251201.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 11/30/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP