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: 8/6/2023
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 08/07/2023 05:43:09 -70.29, -89.35 126.22 08/07/2023 05:43:57 -70.28, -89.32 126.23 1.21 48
2 08/07/2023 06:33:53 70.16, 78.15 53.67 08/07/2023 06:33:25 70.13, 78.11 53.64 3.39 28
3 08/09/2023 21:09:38 71.23,-142.45 55.53 08/09/2023 21:10:44 71.10,-139.83 55.31 95.25 66
4 08/09/2023 22:00:02 -70.20, 26.55 125.55 08/09/2023 22:00:28 -70.22, 26.47 125.53 3.29 26
5 08/09/2023 22:50:47 70.14,-166.04 54.40 08/09/2023 22:49:55 70.12,-166.02 54.39 1.79 52
6 08/12/2023 13:26:16 70.37, -25.27 55.42 08/12/2023 13:27:27 70.35, -25.09 55.37 7.41 71
7 08/12/2023 14:16:56 -70.18, 142.35 124.78 08/12/2023 14:16:58 -70.18, 142.30 124.78 1.78 2
8 08/12/2023 15:07:39 70.01, -50.09 55.06 08/12/2023 15:06:26 70.02, -50.28 55.08 7.46 73
9 08/15/2023 05:43:07 70.26, 90.68 56.11 08/15/2023 05:43:56 70.28, 90.69 56.12 2.15 49
10 08/15/2023 06:33:49 -70.17,-101.86 123.98 08/15/2023 06:33:26 -70.17,-101.83 123.98 1.19 23
11 08/17/2023 22:00:00 70.20,-153.47 56.89 08/17/2023 22:00:25 70.23,-153.48 56.92 3.27 25
12 08/17/2023 22:50:42 -70.11, 14.00 123.20 08/17/2023 22:49:55 -70.13, 14.00 123.18 2.13 47

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/6/2023
SNOs_Map_NPP_LANDSAT-9_20230806.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 08/06/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9