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: 6/21/2024
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 06/22/2024 06:31:57 70.21, 78.15 46.75 06/22/2024 06:32:41 70.20, 78.11 46.72 2.40 44
2 06/22/2024 07:22:39 -70.13,-114.40 133.34 06/22/2024 07:22:10 -70.13,-114.35 133.35 1.94 29
3 06/24/2024 21:58:18 -71.15, 25.11 132.22 06/24/2024 21:59:24 -71.06, 27.66 132.39 92.12 66
4 06/24/2024 22:48:46 70.20,-166.04 46.79 06/24/2024 22:49:05 70.20,-165.99 46.78 1.67 19
5 06/24/2024 23:39:27 -70.06, 1.49 133.36 06/24/2024 23:38:35 -70.08, 1.47 133.34 2.15 52
6 06/27/2024 14:14:51 -70.30, 142.29 133.01 06/27/2024 14:16:02 -70.28, 142.37 133.04 3.95 71
7 06/27/2024 15:05:34 70.14, -50.15 46.83 06/27/2024 15:05:30 70.12, -50.21 46.81 3.10 4
8 06/27/2024 15:56:14 -69.95, 117.46 133.37 06/27/2024 15:55:00 -70.00, 117.26 133.30 9.92 74
9 06/30/2024 06:31:38 -70.25,-101.83 132.91 06/30/2024 06:32:25 -70.23,-101.79 132.93 2.00 47
10 06/30/2024 07:22:22 70.14, 65.64 46.98 06/30/2024 07:21:52 70.13, 65.70 46.97 2.51 30
11 07/02/2024 21:57:59 71.08,-154.70 48.17 07/02/2024 21:59:06 70.99,-152.40 47.99 83.84 67
12 07/02/2024 22:48:26 -70.20, 14.04 132.76 07/02/2024 22:48:48 -70.22, 14.08 132.75 2.42 22
13 07/02/2024 23:39:10 70.09,-178.49 47.14 07/02/2024 23:38:15 70.11,-178.43 47.15 2.44 55

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/21/2024
SNOs_Map_NPP_LANDSAT-9_20240621.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 06/21/2024 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9