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: 11/23/2025
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 11/25/2025 12:13:47 70.42, -6.51 91.16 11/25/2025 12:13:05 70.44, -6.56 91.18 2.91 42
2 11/25/2025 13:03:17 -70.31, 160.96 88.95 11/25/2025 13:03:46 -70.32, 160.95 88.93 1.29 29
3 11/28/2025 03:40:41 -70.93, -57.50 87.84 11/28/2025 03:39:31 -71.01, -59.05 87.76 56.62 70
4 11/28/2025 04:30:16 70.39, 109.33 91.63 11/28/2025 04:30:06 70.39, 109.27 91.63 2.17 10
5 11/28/2025 05:19:46 -70.28, -83.20 88.48 11/28/2025 05:20:47 -70.27, -83.22 88.49 1.66 61
6 11/30/2025 19:57:18 -70.45, 57.65 87.88 11/30/2025 19:56:22 -70.44, 57.64 87.89 1.12 56
7 11/30/2025 20:46:45 70.34,-134.86 92.02 11/30/2025 20:47:07 70.35,-134.91 92.03 2.01 22
8 11/30/2025 21:36:28 -69.52, 31.62 88.80 11/30/2025 21:37:35 -69.54, 33.64 88.78 78.42 67
9 12/03/2025 11:24:03 71.25, 7.13 93.31 12/03/2025 11:22:56 71.26, 4.71 93.34 86.69 67
10 12/03/2025 12:13:47 -70.38, 173.43 87.56 12/03/2025 12:13:23 -70.41, 173.45 87.53 2.98 24
11 12/03/2025 13:03:14 70.27, -19.09 92.34 12/03/2025 13:04:07 70.27, -19.02 92.34 2.66 53
12 12/06/2025 03:40:44 70.44, 121.78 92.85 12/06/2025 03:39:41 70.45, 121.82 92.86 1.76 63
13 12/06/2025 04:30:14 -70.34, -70.74 87.25 12/06/2025 04:30:22 -70.33, -70.66 87.27 3.49 8
14 12/06/2025 05:19:49 69.79, 96.12 92.20 12/06/2025 05:20:58 69.76, 97.51 92.17 53.56 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 11/23/2025
SNOs_Map_LANDSAT-8_NPP_20251123.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 11/23/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP