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: 2/16/2025
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 02/18/2025 13:52:21 -70.48, 148.82 98.09 02/18/2025 13:51:09 -70.52, 147.93 98.01 33.13 72
2 02/18/2025 14:41:53 70.10, -44.09 81.54 02/18/2025 14:41:47 70.09, -44.09 81.53 1.03 6
3 02/18/2025 15:31:23 -69.99, 123.39 98.58 02/18/2025 15:32:29 -70.00, 123.37 98.58 1.35 66
4 02/21/2025 06:08:54 -70.16, -95.76 99.35 02/21/2025 06:07:56 -70.17, -95.74 99.34 0.93 58
5 02/21/2025 06:58:21 70.05, 71.73 80.53 02/21/2025 06:58:40 70.06, 71.74 80.54 0.66 19
6 02/21/2025 07:48:01 -69.34,-121.61 100.15 02/21/2025 07:49:09 -69.33,-119.87 100.25 68.32 68
7 02/23/2025 22:25:20 -70.13, 20.08 100.37 02/23/2025 22:24:48 -70.15, 20.07 100.34 2.07 32
8 02/23/2025 23:14:47 70.02,-172.44 79.52 02/23/2025 23:15:32 70.04,-172.44 79.53 2.37 45
9 02/26/2025 13:52:14 70.32, -31.39 78.83 02/26/2025 13:51:02 70.39, -31.84 78.93 18.55 72
10 02/26/2025 14:41:46 -70.11, 135.94 101.39 02/26/2025 14:41:40 -70.09, 135.95 101.41 1.94 6
11 02/26/2025 15:31:13 69.99, -56.58 78.49 02/26/2025 15:32:24 69.98, -56.57 78.47 1.36 71
12 03/01/2025 06:08:41 70.19, 84.32 77.69 03/01/2025 06:07:51 70.19, 84.27 77.70 2.18 50
13 03/01/2025 06:58:12 -70.04,-108.27 102.47 03/01/2025 06:58:32 -70.04,-108.19 102.47 2.87 20

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 2/16/2025
SNOs_Map_LANDSAT-8_NPP_20250216.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 02/16/2025 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP