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: 5/19/2023
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 3.14 55
2 05/20/2023 13:51:43 -70.28, 148.61 129.81 05/20/2023 13:51:59 -70.27, 148.67 129.82 2.49 16
3 05/20/2023 14:41:23 69.46, -44.89 49.39 05/20/2023 14:42:30 69.47, -42.82 49.36 80.54 67
4 05/23/2023 05:18:44 70.35, 96.97 49.74 05/23/2023 05:18:10 70.35, 97.01 49.73 2.00 34
5 05/23/2023 06:08:14 -70.25, -95.56 130.38 05/23/2023 06:08:52 -70.25, -95.52 130.38 1.49 38
6 05/25/2023 20:45:38 -70.89, 46.02 130.22 05/25/2023 20:44:28 -70.96, 44.49 130.12 56.04 70
7 05/25/2023 21:35:13 70.35,-147.16 49.24 05/25/2023 21:35:02 70.33,-147.19 49.22 2.62 11
8 05/25/2023 22:24:43 -70.25, 20.32 130.87 05/25/2023 22:25:44 -70.23, 20.28 130.89 2.27 61
9 05/28/2023 13:02:16 -70.44, 161.21 131.12 05/28/2023 13:01:11 -70.42, 161.13 131.13 3.46 65
10 05/28/2023 13:51:44 70.27, -31.39 48.71 05/28/2023 13:51:54 70.27, -31.32 48.71 2.51 10
11 05/28/2023 14:41:20 -69.84, 135.63 131.71 05/28/2023 14:42:30 -69.85, 136.63 131.73 38.32 70
12 05/31/2023 05:18:47 -70.34, -83.05 131.62 05/31/2023 05:18:03 -70.36, -83.01 131.60 2.96 44
13 05/31/2023 06:08:13 70.28, 84.51 48.32 05/31/2023 06:08:47 70.26, 84.46 48.30 2.75 34

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/19/2023
SNOs_Map_LANDSAT-8_NPP_20230519.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/19/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP