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: 3/6/2023
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 03/06/2023 21:35:56 70.30,-147.34 75.80 03/06/2023 21:34:59 70.28,-147.29 75.80 2.38 57
2 03/06/2023 22:25:26 -70.17, 20.12 104.33 03/06/2023 22:25:41 -70.19, 20.17 104.31 2.71 15
3 03/06/2023 23:15:05 69.41,-173.28 74.95 03/06/2023 23:16:12 69.38,-171.31 74.83 77.19 67
4 03/09/2023 13:52:22 70.29, -31.45 74.75 03/09/2023 13:51:59 70.28, -31.53 74.75 3.15 23
5 03/09/2023 14:41:52 -70.18, 136.01 105.38 03/09/2023 14:42:41 -70.19, 135.93 105.36 3.55 49
6 03/12/2023 05:19:20 -70.34, -83.13 106.25 03/12/2023 05:18:13 -70.36, -83.20 106.21 3.31 67
7 03/12/2023 06:08:47 70.24, 84.36 73.64 03/12/2023 06:08:57 70.24, 84.29 73.65 2.52 10
8 03/12/2023 06:58:22 -69.85,-108.56 106.74 03/12/2023 06:59:33 -69.84,-107.77 106.79 30.41 71
9 03/14/2023 21:35:45 -70.29, 32.69 107.36 03/14/2023 21:35:11 -70.29, 32.68 107.36 0.78 34
10 03/14/2023 22:25:12 70.18,-159.83 72.53 03/14/2023 22:25:55 70.17,-159.83 72.51 1.61 43
11 03/17/2023 13:02:39 70.35, -18.96 71.65 03/17/2023 13:01:28 70.37, -19.00 71.69 2.54 71
12 03/17/2023 13:52:09 -70.24, 148.51 108.47 03/17/2023 13:52:09 -70.22, 148.55 108.49 2.52 0
13 03/17/2023 14:41:39 69.96, -44.24 71.26 03/17/2023 14:42:50 69.95, -43.72 71.22 19.81 71

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/6/2023
SNOs_Map_LANDSAT-8_NPP_20230306.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/06/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP