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: 7/8/2023
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 07/10/2023 05:19:04 70.50, 97.18 48.20 07/10/2023 05:17:52 70.57, 96.62 48.30 21.87 72
2 07/10/2023 06:08:36 -70.28, -95.52 132.01 07/10/2023 06:08:30 -70.27, -95.60 132.01 3.00 6
3 07/10/2023 06:58:04 70.12, 71.90 47.85 07/10/2023 06:59:14 70.15, 71.90 47.87 3.12 70
4 07/12/2023 21:35:37 70.31,-147.22 48.38 07/12/2023 21:34:43 70.31,-147.21 48.39 0.42 54
5 07/12/2023 22:25:07 -70.20, 20.26 131.72 07/12/2023 22:25:25 -70.23, 20.24 131.70 2.67 18
6 07/12/2023 23:14:48 69.33,-173.31 47.46 07/12/2023 23:15:54 69.31,-171.10 47.35 86.94 66
7 07/15/2023 13:52:07 70.27, -31.40 48.74 07/15/2023 13:51:38 70.27, -31.39 48.75 0.55 29
8 07/15/2023 14:41:37 -70.16, 136.08 131.36 07/15/2023 14:42:20 -70.18, 136.06 131.34 2.78 43
9 07/18/2023 05:19:06 -70.53, -82.78 130.57 07/18/2023 05:17:54 -70.62, -83.48 130.44 28.08 72
10 07/18/2023 06:08:36 70.25, 84.47 49.18 07/18/2023 06:08:33 70.24, 84.42 49.17 2.22 3
11 07/18/2023 06:58:06 -70.15,-108.05 130.92 07/18/2023 06:59:15 -70.15,-108.12 130.93 2.73 69
12 07/20/2023 21:35:38 -70.27, 32.74 130.33 07/20/2023 21:34:42 -70.28, 32.82 130.32 3.03 56
13 07/20/2023 22:25:04 70.21,-159.70 49.63 07/20/2023 22:25:27 70.21,-159.78 49.63 2.91 23

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/8/2023
SNOs_Map_LANDSAT-8_NPP_20230708.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/08/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP