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: 7/24/2023
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 07/26/2023 05:19:08 70.61, 97.34 51.09 07/26/2023 05:17:57 70.68, 96.39 51.21 36.16 71
2 07/26/2023 06:08:43 -70.22, -95.59 129.27 07/26/2023 06:08:32 -70.23, -95.58 129.26 1.01 11
3 07/26/2023 06:58:10 70.12, 71.91 50.64 07/26/2023 06:59:16 70.11, 71.92 50.62 1.85 66
4 07/28/2023 21:35:45 70.28,-147.26 51.38 07/28/2023 21:34:45 70.30,-147.25 51.42 2.61 60
5 07/28/2023 22:25:15 -70.17, 20.22 128.71 07/28/2023 22:25:26 -70.17, 20.28 128.72 2.35 11
6 07/28/2023 23:14:52 69.52,-173.05 50.68 07/28/2023 23:16:00 69.52,-171.44 50.61 62.74 68
7 07/31/2023 13:52:15 70.26, -31.42 52.00 07/31/2023 13:51:38 70.25, -31.41 52.00 0.96 37
8 07/31/2023 14:41:45 -70.16, 136.07 128.09 07/31/2023 14:42:20 -70.17, 136.05 128.08 1.38 35
9 08/03/2023 05:19:09 -70.87, -82.27 126.75 08/03/2023 05:18:00 -70.95, -84.07 126.59 66.29 69
10 08/03/2023 06:08:46 70.21, 84.40 52.64 08/03/2023 06:08:32 70.21, 84.43 52.63 1.45 14
11 08/03/2023 06:58:16 -70.11,-108.11 127.45 08/03/2023 06:59:14 -70.12,-108.12 127.45 0.42 58
12 08/05/2023 21:35:50 -70.26, 32.70 126.62 08/05/2023 21:34:42 -70.28, 32.77 126.59 3.41 68
13 08/05/2023 22:25:16 70.20,-159.74 53.34 08/05/2023 22:25:26 70.17,-159.75 53.31 3.44 10
14 08/05/2023 23:14:52 -69.77, 7.29 127.06 08/05/2023 23:16:03 -69.81, 8.11 127.06 31.78 71

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/24/2023
SNOs_Map_LANDSAT-8_NPP_20230725.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/24/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP