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: 12/30/2024
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 01/01/2025 14:41:59 70.05, -44.12 92.95 01/01/2025 14:41:34 70.05, -44.05 92.95 2.57 25
2 01/01/2025 15:31:29 -69.94, 123.36 87.17 01/01/2025 15:32:16 -69.95, 123.42 87.17 2.44 47
3 01/04/2025 06:09:02 -70.13, -95.78 87.23 01/04/2025 06:07:48 -70.14, -95.73 87.21 2.08 74
4 01/04/2025 06:58:29 70.02, 71.72 92.66 01/04/2025 06:58:32 70.04, 71.73 92.68 1.88 3
5 01/04/2025 07:48:00 -69.86,-120.88 87.50 01/04/2025 07:49:13 -69.88,-120.71 87.49 6.85 73
6 01/06/2025 22:25:31 -70.10, 20.06 87.57 01/06/2025 22:24:45 -70.09, 20.11 87.58 2.32 46
7 01/06/2025 23:14:58 69.99,-172.45 92.33 01/06/2025 23:15:29 69.99,-172.43 92.33 0.66 31
8 01/09/2025 13:52:19 70.67, -30.86 92.63 01/09/2025 13:51:10 70.75, -32.49 92.77 60.82 69
9 01/09/2025 14:41:58 -70.07, 135.90 87.96 01/09/2025 14:41:41 -70.05, 135.93 87.97 2.07 17
10 01/09/2025 15:31:25 69.95, -56.61 91.93 01/09/2025 15:32:25 69.96, -56.62 91.93 0.87 60
11 01/12/2025 06:08:55 70.14, 84.26 91.71 01/12/2025 06:07:56 70.16, 84.22 91.74 2.53 59
12 01/12/2025 06:58:25 -70.03,-108.25 88.40 01/12/2025 06:58:38 -70.03,-108.28 88.40 0.90 13
13 01/12/2025 07:48:02 69.36, 58.48 90.96 01/12/2025 07:49:11 69.36, 60.02 90.90 60.58 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/30/2024
SNOs_Map_LANDSAT-8_NPP_20241230.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/30/2024 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP