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: 9/1/2024
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 09/02/2024 06:32:48 -70.09,-101.93 117.69 09/02/2024 06:33:26 -70.12,-101.92 117.66 3.15 38
2 09/02/2024 07:23:32 69.98, 65.54 62.22 09/02/2024 07:22:54 69.96, 65.50 62.20 2.74 38
3 09/04/2024 21:59:06 70.62,-154.30 63.84 09/04/2024 22:00:16 70.51,-153.08 63.69 46.82 70
4 09/04/2024 22:49:39 -70.05, 13.91 116.75 09/04/2024 22:49:52 -70.07, 13.91 116.73 2.31 13
5 09/04/2024 23:40:23 69.94,-178.62 63.16 09/04/2024 23:39:19 69.96,-178.60 63.18 2.11 64
6 09/07/2024 14:15:49 70.13, -37.74 64.32 09/07/2024 14:16:48 70.11, -37.76 64.30 1.76 59
7 09/07/2024 15:06:31 -70.02, 129.73 115.78 09/07/2024 15:06:18 -70.00, 129.72 115.80 2.59 13
8 09/07/2024 15:57:03 69.29, -61.88 63.48 09/07/2024 15:55:54 69.39, -63.47 63.63 63.55 69
9 09/10/2024 06:32:40 70.07, 78.12 65.27 09/10/2024 06:33:12 70.08, 78.10 65.27 0.97 32
10 09/10/2024 07:23:22 -69.97,-114.40 114.83 09/10/2024 07:22:42 -69.97,-114.42 114.82 0.89 40
11 09/12/2024 21:58:53 -70.44, 26.02 113.35 09/12/2024 22:00:05 -70.31, 26.71 113.50 29.46 72
12 09/12/2024 22:49:31 70.04,-166.04 66.25 09/12/2024 22:49:35 70.03,-166.05 66.24 0.89 4
13 09/12/2024 23:40:13 -69.93, 1.44 113.85 09/12/2024 23:39:05 -69.92, 1.43 113.85 0.58 68

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/1/2024
SNOs_Map_NPP_LANDSAT-9_20240901.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 09/01/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9