Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/11/2024
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 10/13/2024 15:31:16 -70.10, 123.63 101.90 10/13/2024 15:30:35 -70.12, 123.57 101.88 3.09 41
2 10/13/2024 16:20:43 69.98, -68.89 78.00 10/13/2024 16:21:18 69.96, -68.89 77.99 2.11 35
3 10/16/2024 06:57:55 70.43, 72.43 79.42 10/16/2024 06:56:44 70.49, 71.48 79.48 35.98 71
4 10/16/2024 07:47:30 -70.04,-120.50 100.97 10/16/2024 07:47:19 -70.02,-120.48 100.98 1.87 11
5 10/16/2024 08:36:57 69.91, 46.96 78.92 10/16/2024 08:38:03 69.93, 46.97 78.94 1.61 66
6 10/18/2024 23:14:03 70.09,-172.07 80.05 10/18/2024 23:13:22 70.11,-172.12 80.07 3.26 41
7 10/19/2024 00:03:33 -69.96, -4.61 100.07 10/19/2024 00:04:03 -69.96, -4.58 100.07 1.26 30
8 10/21/2024 14:40:27 -70.15, 136.41 98.95 10/21/2024 14:39:20 -70.13, 136.36 98.98 2.92 67
9 10/21/2024 15:29:54 70.00, -56.16 80.91 10/21/2024 15:30:03 69.98, -56.10 80.89 3.10 9
10 10/21/2024 16:19:29 -69.60, 110.92 99.48 10/21/2024 16:20:40 -69.62, 111.75 99.46 32.19 71
11 10/24/2024 06:06:36 70.29, 85.07 82.12 10/24/2024 06:05:24 70.33, 84.55 82.16 19.98 72
12 10/24/2024 06:56:08 -70.05,-107.64 98.12 10/24/2024 06:56:02 -70.02,-107.66 98.14 3.15 6
13 10/24/2024 07:45:34 69.94, 59.86 81.79 10/24/2024 07:46:46 69.93, 59.79 81.78 3.15 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 10/11/2024
SNOs_Map_LANDSAT-8_NPP_20241011.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 10/11/2024 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP