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: 9/11/2023
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 09/13/2023 14:16:36 -70.23, 142.28 113.61 09/13/2023 14:17:15 -70.20, 142.30 113.64 3.25 39
2 09/13/2023 15:07:20 70.12, -50.25 66.30 09/13/2023 15:06:42 70.10, -50.20 66.28 3.20 38
3 09/16/2023 05:42:58 70.92, 89.62 68.13 09/16/2023 05:44:06 70.79, 91.42 67.96 67.47 68
4 09/16/2023 06:33:28 -70.19,-101.89 112.62 09/16/2023 06:33:45 -70.19,-101.84 112.63 2.21 17
5 09/16/2023 07:24:11 70.04, 65.65 67.24 09/16/2023 07:23:13 70.03, 65.58 67.23 3.15 58
6 09/18/2023 21:59:38 70.27,-153.55 68.48 09/18/2023 22:00:45 70.25,-153.49 68.46 2.94 67
7 09/18/2023 22:50:20 -70.17, 13.92 111.61 09/18/2023 22:50:15 -70.15, 13.99 111.64 3.30 5
8 09/18/2023 23:40:58 69.75,-178.14 67.98 09/18/2023 23:39:46 69.82,-178.83 68.06 27.66 72
9 09/21/2023 14:16:28 70.20, -37.67 69.45 09/21/2023 14:17:14 70.18, -37.71 69.43 2.72 46
10 09/21/2023 15:07:10 -70.10, 129.81 110.65 09/21/2023 15:06:44 -70.08, 129.77 110.67 2.24 26
11 09/24/2023 06:33:20 70.19, 78.11 70.48 09/24/2023 06:33:42 70.19, 78.19 70.48 2.94 22
12 09/24/2023 07:24:01 -70.03,-114.32 109.67 09/24/2023 07:23:13 -70.04,-114.40 109.67 2.83 48

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/11/2023
SNOs_Map_NPP_LANDSAT-9_20230911.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 09/11/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9