Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/2/2023
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 03/02/2023 22:00:12 -70.27, 26.42 102.68 03/02/2023 22:00:56 -70.25, 26.42 102.71 2.30 44
2 03/02/2023 22:50:56 70.14,-166.08 77.18 03/02/2023 22:50:23 70.14,-166.09 77.19 0.21 33
3 03/05/2023 13:26:38 70.75, -25.92 76.82 03/05/2023 13:27:48 70.65, -24.73 76.66 44.99 70
4 03/05/2023 14:17:12 -70.24, 142.22 103.74 03/05/2023 14:17:24 -70.21, 142.25 103.77 3.31 12
5 03/05/2023 15:07:56 70.12, -50.29 76.12 03/05/2023 15:06:51 70.11, -50.26 76.12 1.88 65
6 03/08/2023 05:43:29 70.27, 90.62 75.26 03/08/2023 05:44:22 70.25, 90.55 75.23 3.07 53
7 03/08/2023 06:34:11 -70.17,-101.92 104.86 03/08/2023 06:33:51 -70.20,-101.89 104.84 2.68 20
8 03/08/2023 07:24:39 69.21, 66.82 74.12 03/08/2023 07:23:33 69.26, 64.47 74.27 92.86 66
9 03/10/2023 21:10:00 -71.21, 37.51 104.78 03/10/2023 21:11:06 -71.12, 40.11 104.98 94.09 66
10 03/10/2023 22:00:28 70.27,-153.62 74.20 03/10/2023 22:00:47 70.24,-153.57 74.18 3.16 19
11 03/10/2023 22:51:09 -70.12, 13.93 105.97 03/10/2023 22:50:17 -70.14, 13.92 105.94 2.26 52
12 03/13/2023 13:26:43 -70.33, 154.72 106.77 03/13/2023 13:27:46 -70.31, 154.78 106.81 3.26 63
13 03/13/2023 14:17:27 70.22, -37.79 73.10 03/13/2023 14:17:13 70.20, -37.74 73.07 3.28 14
14 03/13/2023 15:08:00 -69.65, 130.39 107.52 03/13/2023 15:06:50 -69.71, 129.21 107.41 46.20 70

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/2/2023
SNOs_Map_NPP_LANDSAT-9_20230302.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 03/02/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9