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: 2/25/2025
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 02/26/2025 13:52:14 70.30, -31.42 78.81 02/26/2025 13:51:01 70.34, -31.75 78.87 12.94 73
2 02/26/2025 14:41:46 -70.08, 135.90 101.42 02/26/2025 14:41:40 -70.10, 135.94 101.40 2.70 6
3 02/26/2025 15:31:13 69.97, -56.61 78.47 02/26/2025 15:32:24 69.97, -56.56 78.46 1.85 71
4 03/01/2025 06:08:40 70.20, 84.33 77.70 03/01/2025 06:07:51 70.19, 84.26 77.70 2.77 49
5 03/01/2025 06:58:10 -70.09,-108.19 102.43 03/01/2025 06:58:32 -70.06,-108.21 102.46 3.36 22
6 03/03/2025 21:35:21 -71.08, 33.92 102.48 03/03/2025 21:34:14 -71.13, 31.22 102.33 97.22 67
7 03/03/2025 22:25:03 70.15,-159.84 76.62 03/03/2025 22:24:42 70.17,-159.91 76.65 3.55 21
8 03/03/2025 23:14:33 -70.04, 7.64 103.50 03/03/2025 23:15:23 -70.04, 7.61 103.51 1.46 50
9 03/06/2025 13:51:59 -70.22, 148.52 104.34 03/06/2025 13:50:49 -70.23, 148.47 104.32 2.18 70
10 03/06/2025 14:41:26 70.10, -44.00 75.54 03/06/2025 14:41:33 70.11, -44.03 75.55 1.50 7
11 03/06/2025 15:30:59 -69.83, 123.25 104.74 03/06/2025 15:32:11 -69.82, 123.73 104.78 18.23 72
12 03/09/2025 06:08:21 -70.18, -95.63 105.44 03/09/2025 06:07:40 -70.19, -95.67 105.42 1.86 41
13 03/09/2025 06:57:48 70.06, 71.84 74.44 03/09/2025 06:58:24 70.07, 71.82 74.45 1.53 36

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 2/25/2025
SNOs_Map_LANDSAT-8_NPP_20250225.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 02/25/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP