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: 5/18/2023
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 05/20/2023 13:02:13 70.39, -18.86 50.31 05/20/2023 13:01:18 70.42, -18.87 50.34 2.86 55
2 05/20/2023 13:51:43 -70.28, 148.62 129.81 05/20/2023 13:51:59 -70.27, 148.68 129.82 2.65 16
3 05/20/2023 14:41:23 69.46, -44.88 49.39 05/20/2023 14:42:30 69.47, -42.82 49.36 80.46 67
4 05/23/2023 05:18:44 70.36, 96.97 49.74 05/23/2023 05:18:10 70.35, 97.01 49.73 2.09 34
5 05/23/2023 06:08:14 -70.25, -95.55 130.37 05/23/2023 06:08:52 -70.25, -95.52 130.38 1.25 38
6 05/25/2023 20:45:38 -70.90, 46.03 130.21 05/25/2023 20:44:28 -70.96, 44.49 130.12 56.41 70
7 05/25/2023 21:35:14 70.30,-147.23 49.20 05/25/2023 21:35:02 70.33,-147.19 49.23 3.33 12
8 05/25/2023 22:24:43 -70.26, 20.34 130.86 05/25/2023 22:25:44 -70.23, 20.28 130.89 3.33 61
9 05/28/2023 13:02:17 -70.40, 161.15 131.16 05/28/2023 13:01:11 -70.42, 161.12 131.13 3.09 66
10 05/28/2023 13:51:44 70.29, -31.37 48.73 05/28/2023 13:51:54 70.27, -31.33 48.71 2.16 10
11 05/28/2023 14:41:20 -69.85, 135.65 131.70 05/28/2023 14:42:30 -69.85, 136.63 131.73 37.47 70
12 05/31/2023 05:18:47 -70.36, -83.03 131.60 05/31/2023 05:18:03 -70.37, -83.01 131.59 0.91 44
13 05/31/2023 06:08:14 70.24, 84.45 48.28 05/31/2023 06:08:47 70.27, 84.45 48.31 2.80 33

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/18/2023
SNOs_Map_LANDSAT-8_NPP_20230518.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/18/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP