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: 4/5/2023
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 04/05/2023 05:19:08 70.34, 96.83 64.31 04/05/2023 05:18:42 70.31, 96.83 64.29 2.81 26
2 04/05/2023 06:08:38 -70.22, -95.71 115.82 04/05/2023 06:09:24 -70.23, -95.73 115.81 1.74 46
3 04/07/2023 20:46:07 -70.41, 45.17 116.63 04/07/2023 20:44:55 -70.42, 45.12 116.60 2.85 72
4 04/07/2023 21:35:34 70.30,-147.33 63.26 04/07/2023 21:35:39 70.30,-147.38 63.26 1.60 5
5 04/07/2023 22:25:06 -70.08, 19.98 116.98 04/07/2023 22:26:18 -70.06, 20.32 117.01 12.99 72
6 04/10/2023 13:02:32 -70.39, 161.04 117.65 04/10/2023 13:01:51 -70.37, 160.99 117.67 3.40 41
7 04/10/2023 13:52:00 70.23, -31.55 62.18 04/10/2023 13:52:35 70.25, -31.52 62.20 2.37 35
8 04/13/2023 04:29:22 70.67, 109.71 61.65 04/13/2023 04:28:10 70.72, 108.87 61.74 31.62 72
9 04/13/2023 05:18:56 -70.34, -83.14 118.69 04/13/2023 05:18:46 -70.32, -83.16 118.70 2.43 10
10 04/13/2023 06:08:23 70.23, 84.34 61.20 04/13/2023 06:09:30 70.20, 84.33 61.17 2.91 67
11 04/15/2023 20:45:51 70.36,-134.85 60.38 04/15/2023 20:45:00 70.37,-134.79 60.40 2.90 51
12 04/15/2023 21:35:20 -70.30, 32.70 119.69 04/15/2023 21:35:42 -70.28, 32.67 119.71 2.91 22
13 04/18/2023 12:12:34 -71.16, 174.62 119.77 04/18/2023 12:11:26 -71.19, 172.33 119.69 82.52 68
14 04/18/2023 13:02:14 70.34, -18.98 59.41 04/18/2023 13:01:56 70.35, -18.98 59.43 1.28 18
15 04/18/2023 13:51:44 -70.23, 148.50 120.70 04/18/2023 13:52:38 -70.25, 148.49 120.69 2.26 54

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/5/2023
SNOs_Map_LANDSAT-8_NPP_20230405.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/05/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP