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: 6/1/2025
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 06/02/2025 13:02:27 -70.33, 161.06 132.01 06/02/2025 13:01:14 -70.32, 160.96 132.01 4.01 73
2 06/02/2025 13:51:55 70.18, -31.52 47.84 06/02/2025 13:51:57 70.18, -31.51 47.84 0.41 2
3 06/02/2025 14:41:26 -70.01, 135.87 132.34 06/02/2025 14:42:38 -70.01, 136.07 132.35 7.47 72
4 06/05/2025 05:18:56 -70.24, -83.19 132.42 06/05/2025 05:18:09 -70.26, -83.18 132.38 2.81 47
5 06/05/2025 06:08:23 70.13, 84.31 47.48 06/05/2025 06:08:52 70.12, 84.35 47.47 2.16 29
6 06/07/2025 20:45:43 70.94,-133.88 48.01 06/07/2025 20:44:35 70.96,-135.86 48.09 71.91 68
7 06/07/2025 21:35:24 -70.23, 32.69 132.69 06/07/2025 21:35:05 -70.21, 32.67 132.70 1.88 19
8 06/07/2025 22:24:51 70.12,-159.82 47.21 06/07/2025 22:25:49 70.12,-159.88 47.21 2.37 58
9 06/10/2025 13:02:22 70.30, -18.95 47.18 06/10/2025 13:01:19 70.29, -18.99 47.18 2.05 63
10 06/10/2025 13:51:52 -70.19, 148.53 132.93 06/10/2025 13:52:01 -70.17, 148.51 132.96 2.95 9
11 06/10/2025 14:41:27 69.64, -44.60 46.54 06/10/2025 14:42:37 69.66, -43.41 46.52 45.99 70
12 06/13/2025 05:18:50 70.24, 96.86 46.95 06/13/2025 05:18:15 70.26, 96.83 46.97 2.02 35
13 06/13/2025 06:08:20 -70.14, -95.66 133.15 06/13/2025 06:08:57 -70.13, -95.66 133.16 0.43 37

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 6/1/2025
SNOs_Map_LANDSAT-8_NPP_20250601.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 06/01/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP