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: 7/12/2023
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 07/12/2023 21:35:37 70.32,-147.20 48.39 07/12/2023 21:34:43 70.31,-147.21 48.39 1.27 54
2 07/12/2023 22:25:07 -70.20, 20.26 131.72 07/12/2023 22:25:25 -70.23, 20.23 131.69 3.06 18
3 07/12/2023 23:14:48 69.33,-173.30 47.47 07/12/2023 23:15:54 69.31,-171.10 47.35 86.59 66
4 07/15/2023 13:52:07 70.28, -31.37 48.76 07/15/2023 13:51:38 70.26, -31.38 48.75 2.25 29
5 07/15/2023 14:41:37 -70.17, 136.10 131.35 07/15/2023 14:42:20 -70.18, 136.06 131.34 1.72 43
6 07/18/2023 05:19:06 -70.55, -82.74 130.55 07/18/2023 05:17:54 -70.61, -83.47 130.45 27.78 72
7 07/18/2023 06:08:37 70.23, 84.43 49.15 07/18/2023 06:08:33 70.23, 84.44 49.15 0.60 4
8 07/18/2023 06:58:07 -70.12,-108.09 130.95 07/18/2023 06:59:15 -70.14,-108.11 130.93 2.44 68
9 07/20/2023 21:35:38 -70.32, 32.80 130.28 07/20/2023 21:34:43 -70.31, 32.77 130.28 1.48 55
10 07/20/2023 22:25:05 70.21,-159.71 49.62 07/20/2023 22:25:27 70.19,-159.74 49.61 2.08 22
11 07/20/2023 23:14:48 -69.39, 6.78 131.15 07/20/2023 23:15:55 -69.36, 8.80 131.26 79.02 67
12 07/23/2023 13:52:07 -70.28, 148.63 129.79 07/23/2023 13:51:38 -70.28, 148.58 129.78 2.01 29
13 07/23/2023 14:41:34 70.17, -43.89 50.11 07/23/2023 14:42:22 70.16, -43.94 50.11 1.90 48

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/12/2023
SNOs_Map_LANDSAT-8_NPP_20230712.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/12/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP